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. 2023 Jan 6;18(1):e0279989. doi: 10.1371/journal.pone.0279989

Competency analysis based on accounting career anchors using clustering techniques

Jorge Sánchez-Garcés 1, Nelly Rosario Moreno-Leyva 1, Lorena Marténez Soto 2, Alex Danny Chambi-Rodriguez 3, Dina Milagros Tapara-Yanarico 1, Dennis Karlo Silva-Vargas 1, Himer Avila-George 4,*
Editor: Sina Safayi5
PMCID: PMC9821735  PMID: 36608004

Abstract

This research work aims to identify the prevalent anchors in the professional accounting career using the Schein scale and to describe the prevalent anchors by defining the values, attitudes, aptitudes, skills, and interests. Career anchors are defined by the competence, motivation, and values a person has to perform a particular job in an organization and are present throughout their working life. When determining the soft and hard competencies of the professional profile, universities must consider the career anchors essential for graduates’ work performance. To determine which anchors dominate the competencies of the graduate profile, two universities in Latin America with a degree in accounting were selected. The study was organized in two stages: first, the operationalization of the research was conducted, including the description of the instrument through the application of 40 questions divided into Schein’s eight anchors. Samples were selected based on the convenience of the authors: one university in Peru and another in Colombia. The sample includes all students enrolled in the accounting major, and the data were coded and processed. In the second stage, data analysis was performed by grouping parameters, analysis of variance, explanatory analysis using a test for the best clustering algorithm, statistical testing, and discussion of the findings. The predominant anchors in the two universities are creativity, entrepreneurship, and lifestyle. The selected universities placed considerable emphasis on training future accountants with an innovative spirit, integrity, and social commitment without neglecting the professional requirements. This approach allows students to undertake challenges and new businesses in their field of work.

Introduction

Lambert et al. [1] mention the dynamics of professions due to changes in market demands and technological innovations. Therefore, it is necessary that academic institutions take measures to ensure that the training of the professional has some coherence with the changes and requirements of the labor market, seeking good job performance. On the other hand, the labor field has a diversity of requirements; for example, Sheveleva and Pankratova [2] mention that there are requirements focused on the very technical part of the profession, others focused on the service and contribution to the community, others focused on the entrepreneurship of new products, ideas, and innovations. In this sense, it is important to consider forming professional skills related to the mentioned requirements. Then, these requirements become a series of factors closely related to the values and business objectives that make the formation integral. It considers the technical knowledge of the professional career and soft skills such as leadership, creativity, and service, avoiding that students prioritize economic benefits instead of those mentioned above.

Schein [3] is one of the authors who describes these factors in the integral formation, considering the part of knowledge, technical, service, entrepreneurship, creativity, and motivation in challenges, among others. He called these factors career anchors, which are the skills, motivations, and values people develop to consolidate a professional profile. These factors are closely related to the objectives and values of organizations. According to Schein, there are eight types of anchors: technical-functional, management, autonomy-dependence, security-stability, entrepreneurial creativity, service-dedication, challenge (pure challenge), and lifestyle. These anchors are present throughout working life. In the same way, Brooks [4], basing his research on Schein’s studies, notes that everyone has a dominant career anchor that will guide the person’s current and future roles. We must know what our career anchor is to know how we want to be managed and rewarded within an organization. The details of both proposals are shown in Table 1.

Table 1. Career anchors.

Career anchors Schein [3] Brooks [4]
Technician/Functional This anchor represents people who possess a great talent for something in particular and focus their motivation on exercising it. It is the application of an individual’s skills in a similar area in order to perfect them.
General management These are people whose interest is climbing the corporate ladder to high levels of responsibility and leadership. This type of person seeks a very high level in an organization because of the responsibility.
Autonomy/Independency Describes people who consider organizational life restrictive and do not seek to perform under rules, procedures, and other standards imposed by others. Conceptualizes how an individual defines a job by his or her criteria.
Security/Stability Describes individuals who base their decisions on their financial security and job security. It considers those individuals who are subject to job security above all else.
Creativity in entrepreneurship It identifies dreamers and individuals with ingenuity for creation or innovation in the business world. They possess confidence in their ability to create new organizations by taking risks and overcoming obstacles.
Services/Dedication They are individuals whose work decisions are based on their values rather than their real talents; they want to improve the world. Such individuals are characterized by a desire to make the world a better place to live; they seek harmony of the general welfare.
Challenges They are people whose definition of success is overcoming impossible obstacles. They are those who like to work in conflict spaces.
Lifestyle Describes people who possess an organizational attitude that reflects respect for personal and work concerns. Consider those individuals who seek a balance between personal needs and those of their family.

A review of the current state of the research field found that most recent publications support the validity of the career anchors model proposed by Schein. Career anchors remain relevant in conducting studies linked to a wide diversity of objectives, methodologies, and variables; therefore, the proposal is based on the data shown in Table 2.

Table 2. Representative publications that address the issue of career anchors from different solution approaches.

Proposal Techniques Results Ref.
Analyzing occupational change through 10-year longitudinal data analysis Simple linear regression to predict occupational change Change factors transcending occupational mobility. [5]
Defines a proposition based on orientation. Based on preferences arising from the interaction between self-identification, family relationships, social and cultural background, education, work experience, and labor market conditions. Qualitative categorical analysis with Nvivo software about what was valued most at work and main career goals. Competencies were categorized into fifteen categories representing possible orientations. [6]
Analyze the integration of contemporary career orientation concepts with career self-management. Bibliographic review. Model career orientations as antecedents of career self-management behaviors and career outcomes. [7]
Demonstrate that networking allows for strengthening work skills, gaining opportunities such as relating and working in diverse contexts, and continuous learning. Semistructured interviews with an exploration of responses and coding. Professional development networks are used for a purpose and influence the assignment of the most interesting projects and the improvement of professional skills through exchanges of experience. [8]
To determine whether, according to the career anchors model proposed by Schein, the expectations, strategies, and experiences of accounting-finance professionals match the new requirements of the labor market. A research strategy categorized as a three-phase mixed methods study with an exploratory sequential approach was used. There are new perceptions of the importance of career anchors associated with the acquisition of competencies that help maintain the individual employability of accountants. [1]
To identify the predominant career anchors of Japanese occupational health nurses. The study used a descriptive qualitative approach because it was considered the most appropriate for describing the work of occupational health nurses and the influence of work on their private lives. The results showed that the most important skills in occupational health nurses in Japan were relationship and position management at work, the ability to execute occupational health practices, and management skills for effective work, among others. [9]
To determine the predominant career anchors of graduate management students in India to identify possible variations among different majors of study. Schein’s career anchors scale was used, and comparisons between the career anchors of the demographic groups were performed using factor analysis and panel data regression. Significant differences were found between the predominant career anchors of individuals with different graduate management majors. [10]
To determine how in IT professionals, individual preferences about organizational career management vary according to career anchors. An online questionnaire was used, in which 1629 professionals from 10 organizations in Switzerland, Germany, and the United Kingdom participated. Igbaria and Baroudi’s (1993) instrument was used to measure career anchors. Connections between career anchor scores and preferences for different types of organizational career management practice were observed. These connections were more evident for some than for others. [11]
To analyze the relationship between gender and career anchors of undergraduate students. The exploratory and cross-sectional survey method was used with a sample of 251 engineering students and 251 health students. In both engineering and health areas, the results were more related to the predominant anchors according to the socio-cultural role determined by gender than that of the profession. [12]
To examine the career anchors of a sample of certified public accountants (CPAs) to assess the relationship between their career anchors and their work experiences and attitudes. The study included three industry sectors: public practice, industry, and government. A sample of 1440 CPAs was considered. The CPAs were randomly selected from those identified as working in public accounting, governmental accounting, and managerial accounting. The study suggests that when there is alignment between career anchors and work context, there is greater engagement, higher job satisfaction, and lower turnover intentions among CPAs. [13]
To identify the interconnectedness of career orientations and motivations related to the educational and work activities of psychology and pedagogical education students. A total of 114 individuals, male and female, between 17 and 21 years of age, were surveyed. Spearman’s correlation analysis, Friedman’s criterion, and the Mann-Whitney criterion were used for data analysis. The career anchors service/dedication to a cause, pure challenge, and technical challenge/functional competence were the most influential for career exploration. [2]

The limitations found in the literature were potential participant selection biases, small samples, and representation of diverse demographic groups [9, 10]. This research work has the advantage of addressing an occupation (accounting students) outside the organizational setting and focusing on the academic context. It studies how future accountants perform in the labor field in relation to the inequality between competencies and skills provided by higher education institutions. Therefore, the possibility of impacting the populations studied is meritorious in offering greater clarity on the relationship between the requirements of the labor market and the professional profile.

This research work aims to identify the prevalent anchors in the professional accounting career using the Schein scale and to describe the prevalent anchors by defining the values, attitudes, aptitudes, skills, and interests of accounting students from two South American higher education institutions. When determining the prevalent anchors of the accounting profile, it would be possible to observe the motivations that lead the professional to stand out in the labor field, achieving an excellent performance, which generates an impact on the valuation of the professional. Therefore, the research responds to the need to have information from different groups of countries, which enables the identification of contexts that do not limit the research. This information includes culture, occupation, and profession, which enriches the classification of the sample. It avoids being limited to a single response categorization, as observed in many studies, such as Schein’s.

The remainder of this paper is structured as follows: Section 2 describes the sample used, and the proposed method is presented in detail. Section 3 provides the results grouped by country. Section 4 presents a discussion of the results. Finally, Section 5 presents the conclusions.

Materials and methods

Sample

The sample applied in this research is nonprobabilistic, and for the convenience of the authors, the sample consisted of 523 students intending to have a career in accounting. There were 459 respondents of Peruvian nationality and 64 of Colombian nationality. The ages of the Peruvian students ranged from 16 to 57 years, and the ages of the Colombian students ranged from 16 to 33 years.

[14] provides the formula 50+8 (x), where x is the number of independent variables analyzed (8 career anchors); therefore, 50+8 (8) = 114 would be the minimum sample for the inferential analysis. In both samples, the total number of students from both countries in the accounting career was considered, as detailed in Tables 3 and 4.

Table 3. Peru sample.

Headquarter Female Male Total
Juliaca 206 112 318
Lima 50 37 87
Tarapoto 39 15 54
Total 295 164 459

Table 4. Colombia sample.

Headquarter Female Male Total
Principal 34 30 64

Research methodology

The research was organized into two phases, as shown in Fig 1. The first consisted of obtaining and processing the data, and the second consisted of data analysis using tools such as clustering and analysis of variance (ANOVA). The research is of a quantitative explanatory level because clusters that group the data for each sample obtained from each country are identified. The predominant anchors are also described.

Fig 1. Description of the proposed methodology.

Fig 1

Description of the instrument

The instrument used in this research was proposed by [15], who elaborated the questionnaire based on the model proposed by Schein [3] and recently reviewed by Brooks [4], where they show that skills such as work and professional performance are part of one of the career anchors. The identification of these career anchors enables individuals to evaluate their preferences and improve their professional performance. Therefore, the instrument proposed by Medina in 2012 consists of 40 questions that are divided into Schein’s eight anchors; see Table 5.

Table 5. Questions related to its anchor.
Career anchors Questions
Technician/Functional 1, 9, 17, 25, 33
General management 2, 10, 18, 26, 34
Autonomy/Independence 3, 11, 19, 27, 35
Security/Stability 4, 12, 20, 28, 36
Creativity in entrepreneurial 5, 13, 21, 29, 37
Service/Dedication 6, 14, 22, 30, 38
Challenges 7, 15, 23, 31, 39
Lifestyle 8, 16, 24, 32, 40

Sample selection

  • Inclusion: Students enrolled in the accounting career.

  • Exclusion: Students who did not study accounting were excluded and students who were not enrolled in the academic term at the time the survey was conducted.

Encoding data

The categorical attributes of text type, gender, and campus were coded; see Table 6. For this purpose, the repeated data in the categorical column were discriminated, and once unique categories were obtained, they were converted to numerical data by means of a data dictionary that equates text data to the respective numerical meaning [16].

Table 6. Description of the demographic attributes of the dataset.
Attribute Description
Age Age of the student in the accounting program
Gender Student’s gender
Campus Country where the University is located

Data processing

The data were processed based on the references of each question concerning its anchor, as explained in Table 5. Therefore, the scores of all questions related to the anchor were added to determine a quantitative value for each anchor and identify the predominant anchor for each student.

Set clustering parameters

A wide range of clustering algorithms exist; most of them have many hyperparameters on which the quality of the clustering partition depends [17]. Thus, the silhouette method was used to optimize the hyperparameters of the clustering algorithms used in this study.

Silhouette method

The silhouette method was first proposed by Rousseeuw [18]; it is used to measure the quality of clustering. The silhouette method measures the separation distance between clusters and indicates how close each point of a cluster is to the points of neighboring clusters. The silhouette coefficient is calculated using Eq (1). This distance measure is in the range [-1, 1], where a value close to +1 indicates that the point is well cohesive with its group and poorly cohesive with neighboring groups. If most of the points are high, the pool setting is appropriate. If many points are low or negative, the clustering configuration may have too many clusters.

s(i)=b(i)-w(i)max{w(i),b(i)}, (1)

where w(i) is the mean distance between point i and other points in the same cluster. b(i) = min{bi1, bi2, …, bik}, where bij is the mean distance of point i to the points of other clusters.

Explanatory analysis

Clustering was used to divide the data set taken from the sample of the eight anchors into subsets called clusters and grouped using geometric distance. Clustering was used to reduce the dimensions of the data; in this case, it was applied to find the most prevalent anchors in each sample from Peru and Colombia (the purpose of the study). This process was validated by the Fisher’s F statistic of ANOVA, which measures the correlations between the anchors run with cluster 0, identifying by Fisher’s estimated value those with the highest prevalence value in the cluster.

K-means clustering, density-based spatial clustering of applications with noise (DBSCAN), and balanced iterative reducing and clustering using hierarchies (BIRCH) were used. These clustering algorithms were selected because they are well-known and because their clustering approaches differ, i.e., partitioning, density, and hierarchy.

K-means clustering consists of two phases: (1) calculation of the cluster centroids and (2) assignment of the data to the closest cluster. These two phases are performed iteratively until the best centroids, in terms of minimizing the sum of the distances of each cluster object to its center, are identified [19]. Fig 2 details the steps of the K-means algorithm.

Fig 2. K-means algorithm [20].

Fig 2

DBSCAN is a density-based clustering algorithm that can be used to identify clusters of any shape in a dataset containing noise and outliers. The DBSCAN algorithm is based on the intuitive notion of clusters and noise. The key idea is that the neighborhood of a given radius must contain a minimum number of points for each point in a cluster. The DBSCAN algorithm requires two parameters:

  • Epsilon (eps): specifies how close points must be to each other to be considered part of a cluster. If the distance between two points is less than or equal to epsilon, these points are considered neighbors.

  • Minimum points (MinPts): the minimum number of points to form a dense region. For example, if we set MinPts to 5, then at least 5 points are required to form a dense region.

In this algorithm, there are three types of data points: core points, border points, and noise points. A point is a core point if it has more than a specified number of MinPts within an eps radius around it. Core points always belong to a dense region. A point is a border point if it has fewer than MinPts within eps, but it is in a core point’s neighborhood. A noise point is any point that is not a core point or a border point.

The pseudocode of the DBSCAN algorithm is shown in Fig 3. The algorithm starts with an arbitrary point that has not been visited, and its neighborhood information is retrieved from the eps parameter. If the point contains minimal points within the eps neighborhood, clustering is initiated; otherwise, the point is labeled as noise. This point can later be found within the eps neighborhood of a different point and thus become part of that cluster. The concepts of reachable density and density connection points are important. If a point is found to be a core point, then points within the eps neighborhood are also part of the cluster. Thus, all points found within the eps neighborhood are aggregated, along with their own eps neighborhood, if they are also core points. The above process continues until the density-connected cluster is completely identified. The process is then restarted with a new point that may be part of a new cluster or labeled as noise.

Fig 3. DBSCAN algorithm [21].

Fig 3

The BIRCH algorithm uses a tree structure to perform clustering quickly. This numerical structure is similar to a balanced B+ tree. Generally, this tree structure is called a clustering feature tree (CF Tree). Each node of such a tree is composed of several clustering features (CFs). The main process of the BIRCH algorithm involves establishing a CF tree, and it consists of four phases:

  1. Loading: All samples are read in sequence to create a CF tree in memory.

  2. Tree condensing: The CF tree established in the first step is filtered to remove abnormal CF nodes, which usually contain a few sample points.

  3. Global clustering: Other clustering algorithms, such as K-means, are used to cluster all CF tuples to obtain a better CF tree. The main objective of this step is to eliminate the sample reading order.

  4. Clustering refinement: The centroids of all CF nodes of the CF tree generated in the third step are used as the initial centroid points to cluster all sample points according to distance.

Notably, the BIRCH algorithm does not need to enter the k value of the category number; the number of the last CF tuple is the final k. For more details about the BIRCH algorithm, the reader can consult [22].

Statistical test

ANOVA is a parametric measure of the variability of two or more sets of an experiment. ANOVA is a statistical test that uses the Fisher distribution test (probability distribution) to measure clustering quality and variance. The ANOVA method tests two hypotheses: H0 = μ1 = μ2… = μk and H1 there is no equality of means in the measured populations. ANOVA can be a one-way or two-way analysis; we use two-way ANOVA, which is an extension of the first. In two-way ANOVA, the influence of independent variables on a variable is examined. In our case, we consider how the career anchors influence the clusters defined in the computational model to determine if the variance between clusters regarding the professional anchor exists. The two-way Fisher’s statistics are calculated according to the following steps [23, 24]:

Step 1: Establish the null hypothesis (H0) and the alternative hypothesis (H1).

Step 2: Find the total T of all observations (x) in all samples according to

T=x1+x2++xk.

Step 3: Find the value of the correction factor, expressed as

T2/N,

where N is the total number of samples, expressed by

N=n1+n2+n3+nk
SST=x12+x22++xk2-T2/N

Step 5: Find the sum of the squares of the deviations between the SSB samples according to

SSB=[x12+x22++xk2]-T2/N

Step 6: Calculate the mean squared deviations within the samples to be tested (SSW), according to

SSW=SST-SSB

Step 7: Find the degrees of freedom ((v1 = df1 = k − 1) (k is the number of columns) and the degrees of freedom (v2 = df2 = Nk).

Step 8: Find the mean squared deviation between samples (MSB), according to

MSB=SSB/v1

and the within-sample mean squared deviation (MSW), according to

MSW=SSW/v2

Step 9: Calculate the F-statistic by means of Eqs (2) and (3).

F=MSB/MSWMSB>MSW (2)
F=MSW/MSBMSW>MSB (3)

Results

Clustering method evaluation

In this section, the results of applying the methods to obtain the optimal number of clusters and to compare the three clustering algorithms explained in Section Explanatory analysis. The algorithms were tested using hyperparameters according to Table 7 and then compared using the Silhouette score. The results shown in Table 8 indicate that DBSCAN obtained the best score of 0.42 for Peru and 0.32 for Colombia. This algorithm detected a single cluster, which has been labeled 0, and another cluster -1, which represents the data set containing outliers in the samples.

Table 7. List of hyperparameters for each algorithm.

Technique Hyperparameters values
Kmeans n_clusters 2,3,4,5,6,7,8,9,10
DBSCAN eps {0-4}
min_samples {2-10}
p {0-20}
Birch branching_factor {10-50}
n_clusters {2-20}
threshold {0-1}

Table 8. Comparison of clustering methods: Peru and Colombia.

Country Cluster method best hyperparameters Silhouette score
Peru KMEANS n_clusters = 2 0.3
DBSCAN eps: 3.4898111793920927, min_samples:3, p: 14 0.42
BIRCH branching_factor: 19, n_clusters: 2, threshold: 0 0.25
Colombia KMEANS n_clusters = 2 0.21
DBSCAN eps: 3.8403836485017817, min_samples:3, p: 1 0.32
BIRCH branching_factor: 15, n_clusters: 2, threshold: 0 0.22

Table 9 shows a summary of the results of the surveys divided by academic institutions located in Peru and Colombia. Columns 3 and 4 describe the respondents’ demographic data to contextualize columns 5 to 12, which show the value of each anchor calculated based on the numerical response of the respondents, weighting the anchor according to their capabilities. Then, the responses were summed considering the Table 5 instrument that relates the questions to the anchors; subsequently, each row of the record with its anchor values was labeled with a cluster value. Once the rows were grouped according to the label, they were averaged, obtaining the final value of the prevalent anchor per record row. According to [10], this allows insight into key perspectives and career orientations based on those anchors.

Table 9. Significant anchors for each cluster: Peru and Colombia.

Country Cluster Age Gender TF1 GM2 Autonomy Stability CE3 Services Challenges Lifestyle
Peru 0 21 1 21 19 21 21 23 22 22 21
Colombia 0 21 1 21 18 21 22 22 23 21 22

1TF = Technician/Functional

2GM = General management

3CE = Creativity in entrepreneurship

Gender option 1 = male

Gender option 2 = female

Peruvian university campus

Description of cluster significance

Once the DBSCAN algorithm labeled the rows of the Peru sample record with each of the clusters (0 and -1), the mean of cluster 0 was calculated. Table 9 summarizes the values of this mean, which is a value of central tendency used in statistics as the balance point of the dataset. For analysis purposes, the mean identified the characteristics of each anchor in the dataset. For example, cluster 0 describes a 21-year-old male student whose most notable professional anchors are service, entrepreneurial creativity, pure challenge, functional technician, autonomy, and stability. The anchor of services related to individuals with a profound service mission. Such individuals feel committed to improving their community’s social and economic situation and seek to influence others to transcend in their actions. They are people who like to develop consultancies through independent activities without receiving a means of payment. The entrepreneurial creativity anchor, they have the skills to innovate and create new things, thanks to their well-developed imagination. The pure challenge anchor consists of professionals who like to take risks and participate in challenging competitions. They work in companies where they encounter challenges, such as start-ups, and accept challenges related to new products or services. The functional technician anchor, they take responsibility for detrimental areas in situations that may be considered insurmountable, and their competencies are very high. These individuals are not discouraged and often leave their jobs to seek new challenges. Autonomy represents the need to have freedom of movement to develop your career and have your own style (this is aimed at consultants and small business owners); professionals seeking stability are those who are looking for a secure job without the risk of being fired [15, 25].

Fig 4 describes the level of differences in the cluster groups due to the development and impact that each anchor (professional competence) has on these groups. Each anchor has different levels of development and impact on the groups. Therefore, the mean of cluster 0 is higher in all anchors except lifestyle; and the data intervals are larger, i.e., this cluster 0 has a larger number of records and greater representativeness in the analysis. According to the results of the ANOVA analysis shown in Table 10, the anchor with the highest rating was Creativity in entrepreneurship. The factor (clusterkCreativityinentrepreneurship) has the highest Fisher value of 4.93; this indicates that among all the anchors, this anchor has the highest significance in the sample of Peruvian university students; likewise, the Table 9 confirms this value and is corroborated by the p-value of 0.0267, which was the lowest.

Fig 4. The behavior of each cluster with respect to the anchor: Peru.

Fig 4

♦ represents the points outside the quartile range, the blue box describes the cluster sample -1 and the orange box describes the cluster sample 0.

Table 10. ANOVA table of career anchors: Peru and Colombia.
Country Career anchors Sum of squares Degrees of freedom Fisher p-value
Peru Technician/Functional 0.010 1.0 2.84 0.0925
General management 0.020 1.0 3.63 0.0573
Autonomy 0.003 1.0 0.76 0.3826
Stability 0.005 1.0 1.21 0.2711
Creativity in entrepreneurship 0.020 1.0 4.93 0.0267
Services 0.001 1.0 0.24 0.6222
Challenges 0.010 1.0 3.48 0.0629
Lifestyle 0.000 1.0 0.04 0.8322
Colombia Technician/Functional 0.003 1.0 0.21 0.6449
General management 0.019 1.0 1.22 0.2728
Autonomy 0.020 1.0 1.40 0.2408
Stability 0.010 1.0 1.07 0.3060
Creativity in entrepreneurship 0.160 1.0 11.65 0.0011
Services 0.090 1.0 6.52 0.0131
Challenges 0.070 1.0 5.28 0.0249
Lifestyle 0.190 1.0 15.39 0.0002

Colombian university campus

Description of cluster significance

Table 9 summarizes the mean values of the single cluster 0, and for analysis purposes, the mean identified the characteristics of this cluster in the dataset. The case of the first cluster describes a 21-year-old male junior student whose career anchors are service, stability, lifestyle, entrepreneurial creativity, autonomy, and pure challenge. These characteristics were already mentioned in Section Peruvian university campus.

Fig 5 describes the level of differences that exist in the cluster groups due to the development and impact that each anchor (professional competence) has on these groups. Each anchor has different levels of development and impact on the groups; Therefore, the mean of cluster 0 is higher in all anchors, except in technician / functional; the data intervals are larger; this cluster has a greater number of records and greater representativeness in the analysis. As for cluster -1, only one record was labeled in this cluster, which is illustrated in Fig 5.

Fig 5. The behavior of each cluster with respect to the anchor: Colombia.

Fig 5

♦ represents the points outside the quartile range, the blue box describes the cluster sample -1 and the orange box describes the cluster sample 0.

According to the ANOVA results in Table 10, the anchor that has the greatest impact on the clusters in terms of obtaining a better segmentation and identification of groups is lifestyle; in this sense, the factor (clusterkLifestyle) has the highest Fisher value of 15.39. This indicates that among all anchors, this anchor has greater significance in the sample of Colombian university students of both clusters. This finding is corroborated by the p-value of 0.0002, which was the lowest.

Discussion

Table 11 describes the predominant anchors of the whole sample, i.e., the combined sample of Peruvian and Colombian respondents. To determine this prevalence, two metrics were calculated: F-ANOVA and Test.

Table 11. Predominant anchors of the whole sample.

Anchors F-ANOVA Test Count
Technician/Functional 443 9894 1
General management 348 9061 0
Autonomy 399 9712 0
Stability 362 9955 0
Creativity in entrepreneurship 290 10733 1
Services 370 10315 1
Challenges* 436 10201 2
Lifestyle 398 10046 1

* Indicates the most representative anchors according to the count column.

The first metric calculated was the F-statistic of the variance. According to [26], a higher F-value indicates a more significant impact on the sample and a more relevant characteristic (career anchor).

The second metric was obtained from the sum of the questions related to each anchor according to Table 5. Each column of the anchor corresponding to the entire sample was added, resulting in the total value per anchor of the entire sample (Peruvians and Colombians).

To define the prevalent career anchors in the whole sample, a column called count was added, where for each minimum metric, values to be met were considered according to the maximum score obtained in the metric. For ANOVA, the minimum value was 400, and the test was 10000; in this sense, the predominant anchor was Pure Challenge. The explanation of this anchor is found in section Peruvian university campus.

Ona [27] conducted a study with 437 students of the Technical University “Gheorghe Asachi,” Romania. He used an independent sample t-test to examine how the values that determine career aspirations differ. Among the relevant anchors are Pure Challenge and Service due to the need to overcome any obstacle. Notably, the combination of both anchors indicates that individuals like to address complicated tasks and difficult situations without losing sight of the need for change, a vision of service, and influence in acting according to professional and ethical values. These events can be evidence of maturity and a better understanding of the available labor market and economic environment. Similarly, Weber and Ldkin [28], in a study of 693 industry professionals from countries such as Hong Kong, Singapore, Thailand, and Malaysia, showed that the pure challenge career anchor is closely related to professional identity and, therefore, to corporate identity and belonging. Such individuals take on challenges with the commitment to achieve change and improvement, demonstrating the ideals and importance of the professional career to which they belong. The results of the study have implications for management, and suggestions for future research are offered.

Additionally, Demel and Mayrhofer [25], in a qualitative study with semistructured interviews with 40 internationally mobile Austrian professionals working in different European countries, note that what is important for these individuals are the combination of the anchor’s entrepreneurial creativity, pure challenge, service, professional technician. These anchors allow them to shape something new, exist in conditions of constant innovation and change, influence others when making very complex decisions, be sure that the contribution to the process of change will be very good, be open to learning based on international experience and expand networks of contacts at an international level. In this sense, the authors mention the importance of the study of anchors, especially in the development of professional skills and attitudes for good job performance.

Conclusion

The skills performed and attitudes in the working world are is of vital importance for choosing a career, forming a vision and purpose for life, and having a sense of work and roles fulfilled. The anchors creativity and entrepreneurship obtained high scores in cluster 0 of Peru and Colombia, and the ANOVA table of Peru and lifestyle shows high scores in cluster 0 of Colombia, the ANOVA of Colombia. Both anchors refer to professionals who need to innovate and create new things. However, to achieve this purpose, the lifestyle anchor, which applies to individuals who want their work to adapt to their needs (schedules, geographic location, etc.), is essential for people who need to innovate and create new things. There is likely a strong influence of culture in each country, which contributes to the profile of the public accountant. In addition, each university institution promotes a series of specific characteristics within its institutional profile that could influence how students interpret their professional careers. Therefore, these profiles have a greater orientation to service, innovation, professional ethical values, and strengthening of professional technical skills, promoting the stability of future professionals and motivating them to be more focused on finding a job that will allow them to enter the labor market as employees in an organization that provides greater stability and less risk.

Future work will expand the sample to other cultural contexts and origins of other countries in South America, broadening the context of the profile of the public accountant and highlighting the most relevant anchors of these countries to formulate a potential profile of professionals in this part of the American continent.

Data Availability

https://github.com/jasg1612/anchors.

Funding Statement

The authors received no specific funding for this work.

References

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Decision Letter 0

Sina Safayi

28 Feb 2022

PONE-D-22-01029Competency analysis based on accounting career anchors using clustering techniquesPLOS ONE

Dear Dr. Avila-George,

Thank you for submitting your manuscript to PLOS ONE. After careful consideration, we feel that it has merit but does not fully meet PLOS ONE’s publication criteria as it currently stands. Therefore, we invite you to submit a revised version of the manuscript that addresses the points raised during the review process. However, I strongly encourage you to pay attention to the reviewers’ comments and recommendations, mainly and foremost, proofreading the revised version before submitting it.

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Reviewer #1: Yes

Reviewer #2: Yes

Reviewer #3: No

**********

2. Has the statistical analysis been performed appropriately and rigorously?

Reviewer #1: I Don't Know

Reviewer #2: I Don't Know

Reviewer #3: No

**********

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Reviewer #1: Yes

Reviewer #2: Yes

Reviewer #3: No

**********

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Reviewer #2: No

Reviewer #3: No

**********

5. Review Comments to the Author

Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters)

Reviewer #1: The authors discuss the disconnect between what students may be taught at educational institutions vs the realities of actual on-the-job performance, worker expectations, and career anchors. The authors specifically look at the profiles of competencies characterizing the professional accountant, using data taken from Peruvian and Colombian participants.

The authors have given a good overall review of career anchor theoretical frameworks and recent literature addressing these anchors. The authors describe their method of analysis and clustering particularly well. I also enjoyed the description of the ideas articulated in the introduction and the overall concluding thoughts. However, I think the paper is not fully understandable in its current form. But it has potential to be very interesting once the authors have undertaken revision of the article, and I encourage the authors to bear in mind how interesting this work could be to non-specialists, particularly in taking greater care to explicitly point out the steps taken, and the meanings of the numbers in Table 6. This then has the potential to be much more accessible to those who work in career development spaces but do not have expertise in clustering.

Specific comments:

What exactly do the authors mean by an “academic cycle”? From Table 4, it is equated with “Level”, and refers to the students academic period - is this a standard measure of time, such as a semester? Or does this time period vary between campuses e.g. is it possible it could refer to a trimester in one and a semester in another? Making this clearer would be helpful.

The sample sizes for Peruvian vs Colombian participants are not explained, what is the reason for the discrepancy in sample size and do the authors think that anything is affected in their overall analysis by this?

How do the authors define which are the anchors that are most important based on the numerical values in Table 6? Line 211 states “whose outstanding professional anchors are entrepreneurial creativity, service, and pure challenge.” In the table, these are the 3 highest numerical values, but the number are 23, 22, 22 respectively. Autonomy, Stability and Lifestyle all have values of 21 - why are these not also important? Especially as for the 51-yer old male, values of 21 are cited (for Services) as important. The authors could explain more clearly how the numbers in Table 6 are converted into the conclusions they provide.

Given that PLOS ONE does not copyedit articles, some work needs to be undertaken to clarify the English, particularly the grammar which is understandable in the main, but not standard. For example, line 35, “do not limit the research. Such as…” should probably read as “do not limit the research, such as”. Another example is on line 39, “Include a diversity of groups, with multiple characteristics 39 [8]” does not make grammatical sense; likewise on line 73 “students who were not enrolled in the academic semester conducted the survey” presumably means “students who were not enrolled in the academic semester when the survey was conducted.” There are also other proofing errors such as “The of this research was…” on line 28, for example. Further examples: The sentence on line 218 beginning “Pure challenge anchor” does not make grammatical sense; likewise in line 224 “it can be identified a male model” does not make grammatical sense. Line 274 reads, “The explanation of this anchor is found in Section .” The name of the section being referred to is missing. The first sentence in the Conclusion does not make grammatical sense. Overall the paper was mostly understandable and I was generally able to follow the logic and arguments, but not always, and I think this affects the impact the paper could have.

One exception was the results section, where I was initially unable to follow the discussion in “Peruvian university campus: Description of cluster significance”. For example, on line 212, a sentence begins “Both clusters…”, but only one cluster has been discussed clearly so far, and so the reader cannot easily determine which two clusters are being referred to. It was only when I was reading the Colombian results that I understood that both the Peruvian clusters are what is being compared - the section does begin by saying this but it was not initially clear. It is possible that this easily could be much clearer by moving the paragraph beginning on line 224 to come before the sentence beginning “Both clusters” on line 212.

In line 232, the authors state, “Table 7 describes the Fisher statistic of 4.93, which was the highest. This indicates that among all the other anchors, this anchor has greater significance on the sample of Peruvian University students” - which anchor is “this anchor”? Is it “Creativity in Entrepreneurship”? It would be helpful to the reader to state this explicitly in the text, especially as the text that follows requires the reader have this knowledge in mind. This would also be helpful generally, to guide the reader towards the conclusions the authors are drawing throughout.

Reviewer #2: PONE-D-22-01029 titled “Competency analysis based on accounting career anchors using clustering techniques” by Avila-George et al., provides a quantitative method to analyze and compare career anchors (competencies) influencing aspirations and identity formation, by using test cases of future accountants in Peru and Colombia. The study highlights differences in values between professionals of the two countries with similar educational background, indicating influence of socio-economic cultures in career choices. The inherent merit of this study is its inclusion of diverse international perspectives and diversifying representative data in analyzing career anchors. However, the authors need to do a better job highlighting the broad significance of this study. I recommend approval with following suggestions and considerations for revisions and improvement

Major comments

• Highlight the significance and purpose of study better. It was hard to comprehend the purpose, focus and broad impact of this study until reading much of the introduction. There is no mention of the purpose or significance of the study in the abstract either. The paper is focused on methodologies far more than outlining the problem statement and the merits of investigating career anchors internationally. It’s primarily written for niche readers well versed with the field and literature (Schein and Brooks) and needs to expand its communication to include non-specialists.

• After reading the paper, I am curious whether this methodology can be used to cluster career anchors for longitudinal career progression analysis by country. For example- does career anchors and career orientations change for students (future accountants) after they spend a few years in the workforce due to influence of economic and marketplace environments?

• The authors mention skills gap and inadequate higher education training to meet the skills gaps. Can this methodology be used to define said skills gap in accounting profession by country. For example- in parallel to career orientation and anchors of students, understanding profile of career anchors and competencies by analyzing job descriptions and labor data for accountant positions in those countries will highlight clusters of shared values and disparities.

Minor comment

• The manuscript requires proofreading. There are regular typos and missing words.

Reviewer #3: There were numerous grammatical and vocabulary usage errors, which in some cases requires the reader to guess at the point being made. There were no p values reported with the ANOVA analysis. The survey questions are not available. Demographic breakdown of the survey respondents and total number of respondents is difficult if not impossible to evaluate.

**********

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Reviewer #1: Yes: Gary S. McDowell

Reviewer #2: No

Reviewer #3: No

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PLoS One. 2023 Jan 6;18(1):e0279989. doi: 10.1371/journal.pone.0279989.r002

Author response to Decision Letter 0


31 Jul 2022

%%%%%%%%%%%%%%%%

% Reviewer 1 %

%%%%%%%%%%%%%%%%

\\reviewersection

\\begin{point}

The authors discuss the disconnect between what students may be taught at educational institutions vs the realities of actual on-the-job performance, worker expectations, and career anchors. The authors specifically look at the profiles of competencies characterizing the professional accountant, using data taken from Peruvian and Colombian participants.

The authors have given a good overall review of career anchor theoretical frameworks and recent literature addressing these anchors. The authors describe their method of analysis and clustering particularly well. I also enjoyed the description of the ideas articulated in the introduction and the overall concluding thoughts. However, I think the paper is not fully understandable in its current form. But it has potential to be very interesting once the authors have undertaken revision of the article, and I encourage the authors to bear in mind how interesting this work could be to non-specialists, particularly in taking greater care to explicitly point out the steps taken, and the meanings of the numbers in Table 6. This then has the potential to be much more accessible to those who work in career development spaces but do not have expertise in clustering.

\\end{point}

\\begin{reply}

Dear reviewer, we appreciate your positive comments about our manuscript. The improvements are reported below:

\\begin{enumerate}

\\item In the first section, Schein and Brooks' theory concerning running anchors was added to the introduction, answering the following questions: What are running anchors? What is the importance of running anchors?

\\item A more detailed description of the data in Table 8, which summarizes the results of our study, was added to the results section.

\\end{enumerate}

\\end{reply}

\\begin{point}

What exactly do the authors mean by an “academic cycle”? From Table 4, it is equated with “Level”, and refers to the students academic period - is this a standard measure of time, such as a semester? Or does this time period vary between campuses e.g. is it possible it could refer to a trimester in one and a semester in another? Making this clearer would be helpful..

\\end{point}

\\begin{reply}

It is the academic period of 6 months of university studies where the student develops the teaching-learning process.

\\end{reply}

\\begin{point}

The sample sizes for Peruvian vs Colombian participants are not explained, what is the reason for the discrepancy in sample size and do the authors think that anything is affected in their overall analysis by this?

\\end{point}

\\begin{reply}

The total number of accounting students in both countries was considered in both samples; this means that the number of students in Peru was higher because it had three university campuses and only one in Colombia. This is detailed in Tables 3 and 4.

\\end{reply}

\\begin{point}

How do the authors define which are the anchors that are most important based on the numerical values in Table 6? Line 211 states “whose outstanding professional anchors are entrepreneurial creativity, service, and pure challenge.” In the table, these are the 3 highest numerical values, but the number are 23, 22, 22 respectively. Autonomy, Stability and Lifestyle all have values of 21 - why are these not also important? Especially as for the 51-yer old male, values of 21 are cited (for Services) as important. The authors could explain more clearly how the numbers in Table 6 are converted into the conclusions they provide.

\\end{point}

\\begin{reply}

Considering your observation, the predominant career anchors in the manuscript's text were expanded, with a minimum value of 21 for each anchor. Therefore, the following anchors were added to the Peruvian sample: functional technician, autonomy, stability, and lifestyle. In the case of Colombia: functional technician, autonomy, and pure challenge.

\\end{reply}

\\begin{point}

Given that PLOS ONE does not copyedit articles, some work needs to be undertaken to clarify the English, particularly the grammar which is understandable in the main, but not standard. For example, line 35, “do not limit the research. Such as…” should probably read as “do not limit the research, such as”. Another example is on line 39, “Include a diversity of groups, with multiple characteristics 39 [8]” does not make grammatical sense; likewise on line 73 “students who were not enrolled in the academic semester conducted the survey” presumably means “students who were not enrolled in the academic semester when the survey was conducted.” There are also other proofing errors such as “The of this research was…” on line 28, for example. Further examples: The sentence on line 218 beginning “Pure challenge anchor” does not make grammatical sense; likewise in line 224 “it can be identified a male model” does not make grammatical sense. Line 274 reads, “The explanation of this anchor is found in Section .” The name of the section being referred to is missing. The first sentence in the Conclusion does not make grammatical sense. Overall the paper was mostly understandable and I was generally able to follow the logic and arguments, but not always, and I think this affects the impact the paper could have. One exception was the results section, where I was initially unable to follow the discussion in “Peruvian university campus: Description of cluster significance”. For example, on line 212, a sentence begins “Both clusters…”, but only one cluster has been discussed clearly so far, and so the reader cannot easily determine which two clusters are being referred to. It was only when I was reading the Colombian results that I understood that both the Peruvian clusters are what is being compared - the section does begin by saying this but it was not initially clear. It is possible that this easily could be much clearer by moving the paragraph beginning on line 224 to come before the sentence beginning “Both clusters” on line 212.

\\end{point}

\\begin{reply}

Thank you very much for your detailed comments. We have made all the suggested changes, and the manuscript has been sent to AJE for proofreading.

\\end{reply}

%%%%%%%%%%%%%%%%

% Reviewer 2 %

%%%%%%%%%%%%%%%%

\\reviewersection

\\begin{point}

PONE-D-22-01029 titled “Competency analysis based on accounting career anchors using clustering techniques” by Avila-George et al., provides a quantitative method to analyze and compare career anchors (competencies) influencing aspirations and identity formation, by using test cases of future accountants in Peru and Colombia. The study highlights differences in values between professionals of the two countries with similar educational background, indicating influence of socio-economic cultures in career choices. The inherent merit of this study is its inclusion of diverse international perspectives and diversifying representative data in analyzing career anchors. However, the authors need to do a better job highlighting the broad significance of this study. I recommend approval with following suggestions and considerations for revisions and improvement

Major comments

Highlight the significance and purpose of study better. It was hard to comprehend the purpose, focus and broad impact of this study until reading much of the introduction. There is no mention of the purpose or significance of the study in the abstract either. The paper is focused on methodologies far more than outlining the problem statement and the merits of investigating career anchors internationally. It’s primarily written for niche readers well versed with the field and literature (Schein and Brooks) and needs to expand its communication to include non-specialists.

\\end{point}

\\begin{reply}

The abstract was improved according to your suggestions; it considers the impact of the study and the significance of the proposal.

\\end{reply}

\\begin{point}

After reading the paper, I am curious whether this methodology can be used to cluster career anchors for longitudinal career progression analysis by country. For example- does career anchors and career orientations change for students (future accountants) after they spend a few years in the workforce due to influence of economic and marketplace environments?

\\end{point}

\\begin{reply}

The research is cross-sectional, but it can be applied to other samples and not necessarily to professional accountants since this survey is for all types of professionals. The predominant anchors obtained in this study should not necessarily be the same in another period since the results of this study cannot be generalized to other case studies.

\\end{reply}

\\begin{point}

The authors mention skills gap and inadequate higher education training to meet the skills gaps. Can this methodology be used to define said skills gap in accounting profession by country. For example- in parallel to career orientation and anchors of students, understanding profile of career anchors and competencies by analyzing job descriptions and labor data for accountant positions in those countries will highlight clusters of shared values and disparities.

\\end{point}

\\begin{reply}

No, this study only develops predominant anchors in a professional profile. What you can suddenly make some comparison would be of these anchors with the competencies demanded in the labor market.

\\end{reply}

\\begin{point}

The manuscript requires proofreading. There are regular typos and missing words.

\\end{point}

\\begin{reply}

The manuscript has been sent to AJE for proofreading.

\\end{reply}

%%%%%%%%%%%%%%%%

% Reviewer 3 %

%%%%%%%%%%%%%%%%

\\reviewersection

\\begin{point}

There were numerous grammatical and vocabulary usage errors, which in some cases requires the reader to guess at the point being made.

\\end{point}

\\begin{reply}

The manuscript has been sent to AJE for proofreading.

\\end{reply}

\\begin{point}

There were no p values reported with the ANOVA analysis.

\\end{point}

\\begin{reply}

The p-value values were added to Table 9.

\\end{reply}

\\begin{point}

The survey questions are not available.

\\end{point}

\\begin{reply}

It can be found at the following link: \\url{https://github.com/jasg1612/anchors}

\\end{reply}

\\begin{point}

The survey questions are not available.

\\end{point}

\\begin{reply}

In both samples, the total number of accounting students from both countries was considered.

\\begin{table}[ht]

\\footnotesize

\\centering

\\caption{\\bf Sample in Peru}

\\label{instrument}

\\begin{tabular}{p{0.20\\columnwidth} p{0.2\\columnwidth}p{0.2\\columnwidth}p{0.2\\columnwidth}}

\\toprule

\\textbf{Headquarter} & \\textbf{Female} & \\textbf{Male} & \\textbf{Total} \\\\

\\midrule

Juliaca & 206 & 112 & 318\\\\

Lima & 50 & 37 & 87\\\\

Tarapoto & 39 & 15 & 54\\\\

\\midrule

Total & 295 & 164 & 459\\\\

\\bottomrule

\\end{tabular}

\\end{table}

\\begin{table}[ht]

\\footnotesize

\\centering

\\caption{\\bf Sample in Colombia}

\\label{instrument}

\\begin{tabular}{p{0.20\\columnwidth} p{0.2\\columnwidth}p{0.2\\columnwidth}p{0.2\\columnwidth}}

\\toprule

\\textbf{Headquarter} & \\textbf{Female} & \\textbf{Male} & \\textbf{Total} \\\\

\\midrule

Principal & 34 & 30 & 64\\\\

\\bottomrule

\\end{tabular}

\\end{table}

\\end{reply}

Attachment

Submitted filename: Response_Letter.pdf

Decision Letter 1

Sina Safayi

1 Sep 2022

PONE-D-22-01029R1Competency analysis based on accounting career anchors using clustering techniquesPLOS ONE

Dear Dr. Avila-George,

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Reviewers' comments:

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Comments to the Author

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Reviewer #1: (No Response)

Reviewer #3: (No Response)

Reviewer #4: All comments have been addressed

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2. Is the manuscript technically sound, and do the data support the conclusions?

The manuscript must describe a technically sound piece of scientific research with data that supports the conclusions. Experiments must have been conducted rigorously, with appropriate controls, replication, and sample sizes. The conclusions must be drawn appropriately based on the data presented.

Reviewer #1: Yes

Reviewer #3: No

Reviewer #4: (No Response)

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3. Has the statistical analysis been performed appropriately and rigorously?

Reviewer #1: I Don't Know

Reviewer #3: I Don't Know

Reviewer #4: (No Response)

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4. Have the authors made all data underlying the findings in their manuscript fully available?

The PLOS Data policy requires authors to make all data underlying the findings described in their manuscript fully available without restriction, with rare exception (please refer to the Data Availability Statement in the manuscript PDF file). The data should be provided as part of the manuscript or its supporting information, or deposited to a public repository. For example, in addition to summary statistics, the data points behind means, medians and variance measures should be available. If there are restrictions on publicly sharing data—e.g. participant privacy or use of data from a third party—those must be specified.

Reviewer #1: Yes

Reviewer #3: Yes

Reviewer #4: (No Response)

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Reviewer #1: Yes

Reviewer #3: Yes

Reviewer #4: (No Response)

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6. Review Comments to the Author

Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters)

Reviewer #1: First of all, many thanks to the authors for the changes they have made, which have greatly improved the clarity of the manuscript. I still have some minor outstanding comments:

The clusters in Table 8 show that for Peru, both clusters are represented by the same gender (I am guessing male, but it isn't clear because the scoring isn't defined). Can the authors describe what this means? What "happens" to females in the sample?

Another interesting aspect that is apparent from Figures 4 and 5 and Table 8 is that one cluster has scores that are all lower for the anchors than the other cluster. Is this expected? Would it not be possible that clusters would emerge with each having anchors higher than the other cluster? It would be helpful to see this approached in the discussion.

It is still not clear what is meant by an "academic cycle" in the text of the paper - this needs to be explained thoroughly. In the response to my previous review, the authors replied to me that, "It is the academic period of 6 months of university studies where the student develops the teaching-learning process." I'm still not clear what this means; how many 6 month periods are there in a student's course? Are there 2 periods in a year, or does each cycle represent a new year? Perhaps there needs to be a short explanation of the structure of the accountancy courses in the introduction to make this clearer. Another alternative that the authors could consider - are the cycles relevant to their conclusions? The cycles are only mentioned as an additional characteristic but I don't think there is any discussion of the significance. Are later (e.g. 4/5) more important? Is there a distribution of recipients across cycles? If it's not important to the author's conclusions, perhaps all mention of cycles could just be removed. Either way, I am still confused by the concept and so am concerned many readers will be too.

One minor edit needed is that the Figures are not comprehensively referenced in the text; for example, it is not trivial to find the text that aligns with Figure 4 in order to appreciate the context of the Figure. Figure 5 is mentioned however.

Another minor edit related to the figures is to add text to the figure legends to clarify definitions/colors in used. One example: which colors in Figures 4 and 5 refer to the anchor? What do the diamonds denote? Please include explanations in the figure legends. Another example: in the figure legend for Table 8, it should be explained clearly what '1' means for gender, and what '4' means for academic level. While it's possible to figure this out from the main text, the figure legend should contain all of the information so that anyone can look at the figure, read the legend, and understand all of the information contained within it, without having to hunt through the text to find an explanation. I think the significance of the author's work will be much more readily apparent with greater clarity about what the figures describe in the text of the figure legends. Lines 275 to 286 are an example of where this work happens in the main text; but the figure legend should also allow the reader to come to this conclusion themselves, so that they are able to agree with the authors' conclusion in lines 275 to 286.

Once more, with relation to the figures - the y axes should be defined to describe what the numbers signify. And the y axes in Figures 4 and 5 differ within the figure for each cluster; they should be the same in order to allow the comparison that the figure begs.

Lines 212 and 302 - The name of the Section in which the explanation can be found is missing.

Reviewer #3: The authors have done a commendable job of responding to the reviewers’ points, and I agree that there is value in comparing the motivations of students for a career in accounting between different cultures and countries. However, I have serious concerns about the paper and do not believe it could be ready for publication without major revisions.

The aim of the study as defined in the abstract and introduction is not consistent with the chosen survey instrument. The abstract states that “This study aims to define the career anchors of accounting students and the skills and knowledge required to be learned during professional training.” The introduction explains the aim like this: “The aim of this research was to analyze the profile of competencies that characterize professional accountants.” Although the career anchors are discussed in detail, there is no mention in the paper of skills development, training program requirements, or competencies.

In fact, the 40-question survey, the only source of data for the study, is a commonly used survey of workplace values and preferences. The survey is available in Spanish here: https://github.com/jasg1612/anchors/blob/main/cuestionario.docx and, translated to English, the survey questions read:

1 I would like to be so good at what I do that people continually ask me for advice and suggestions.

2 I am more satisfied with my work when I can integrate and manage the efforts of others

3 I would like to have a career that allows me autonomy and decide the deadlines

4 Security and stability are more important to me than freedom and autonomy

5 I am always looking for ideas that allow me to have my own business

6 I consider that I achieve success in my career only if I have the feeling of having contributed to the common good

7 I would like a career where I can solve problems or come out on top in very challenging situations

8 I would rather leave my company than occupy a position that would compromise my attention to my family and personal life

9 For me, success consists of developing my technical or functional abilities until I become an expert

10 I would like to be in charge of a complex organization and make decisions that affect many people

11 I am more satisfied when I have complete freedom to define my own activities, deadlines and procedures

12 I would rather leave my company than accept a project that would affect my security within the organization

13 Starting my own business is more important than reaching a senior management position in another organization

14 I am more satisfied with my career when I can put my talent at the service of others

15 I achieve success in my career only if I face and overcome great challenges and challenges

16 I would like a career that allows me to integrate my personal, family and professional needs

17 I am more attracted to becoming a senior manager within my functional area than becoming CEO

18 I achieve success in my career only if I become CEO of a company

19 I achieve success in my career only if I achieve autonomy and full freedom

20 I seek work within organizations that provide me with security and stability

21 I am more satisfied with my career when I have created something that is the result of my own ideas and efforts

22. It is more important to me to use my abilities to create a world where people live and work better than to have a high-level managerial position.

23. I have found myself more satisfied in my career when I have solved seemingly insoluble problems or won when it seemed impossible to do so.

24 I am satisfied with my life only when I manage to achieve a balance between the demands of my personal, family and professional life

25 I would rather leave my company than accept a project that would force me to leave my area of specialization

26 I am more attracted to becoming a CEO than a senior manager within my area of expertise

27 The opportunity to do a job according to my own criteria, without rules and limitations, is more important to me than safety

28 I feel more satisfied with my job when I consider that I have achieved financial and professional security

29. I consider that I achieve success in my career only if I manage to create or build something that is completely my own product or idea.

30 I would like to have a career that makes a great contribution to humanity and society

31 I look for job opportunities that test my ability to solve problems or to compete

32 Finding a balance between the demands of my personal and professional life is more important than landing a high-level managerial position

33 I am more satisfied with my work when I have the opportunity to use my skills and talents

34 I would rather leave my company than accept a position that takes me away from the path to general management

35 I would rather leave my company than accept a position that limits my autonomy and freedom

36 I would like to have a career that allows me to feel a certain level of security and stability

37 I would like to create and build my own business

38 I would rather leave my company than accept a project that imitated my ability to help others

39 Working on seemingly insoluble problems is more important than reaching a high-level managerial position

40 I have always looked for professional opportunities that do not interfere too much with my personal and family concerns

These questions are integral to understanding a trainee’s workplace preferences and long term career goals, and the survey is a important tool used by career counselors, but, it is my opinion that this survey, in and of itself, does not represent a novel data collection tool that could form the basis of a peer reviewed paper. Nor do the questions allow any conclusions about training competencies or accounting-specific knowledge.

To advance the field of accountant training and career development it is important to present data that will inform suggestions about program graduates’ career readiness, knowledge acquisition, employment outcomes, performance, etc.

If the purpose of the paper is to show how clustering algorithms can help researchers to better understand survey responses, then this should be stated as the aim of the study. And if this is to be the case, the rationale for the methods used needs to be explained more thoroughly. For example, using three clustering methods (KMEANS, DBSCAN, and BIRCH) without an a priori rational and then stating simply that DBSCAN was chosen because it “performs best” (line 216) with no further explanation leads this reader to conclude that the authors have not made themselves experts in clustering methods.

Another aspect of the paper that is not clear is why there are only two clusters assigned? How were those clusters defined? Can average scores for each career anchor be reported for each cluster? Perhaps this is what table 8 is attempting to describe, but the columns for the career anchors are described in the methods section as being the sum of all group records (line 222), but the numbers are all less than 30 when hundreds of surveys were recorded. Similarly, reporting averages for each career anchor in each cluster would be more valuable than choosing one representative individual in each cluster and reporting about their survey responses as is done in the lines 266-274.

Table 9 is also not well-described in the methods section or the results section. The authors use the data in Table 9 to draw a conclusion about the imagination and innovative abilities of the survey respondents (line 257), but as stated above, the survey does not address competencies, skills, or proficiency from a self reported lens, and definitely not from an impartial external lens.

Other elements of the paper that would need to be fixed include multiple instances where sections are referred to without section numbers (e.g. Line 212, 268, 302). The survey response rate for both locations should be reported. Table 5 contains multiples of question numbers in the same anchor categories.

Reviewer #4: (No Response)

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Reviewer #1: Yes: Gary S. McDowell

Reviewer #3: No

Reviewer #4: No

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PLoS One. 2023 Jan 6;18(1):e0279989. doi: 10.1371/journal.pone.0279989.r004

Author response to Decision Letter 1


16 Nov 2022

Reviewer 1

1.1 — The clusters in Table 8 show that for Peru, both clusters are represented by the same gender

(I am guessing male, but it isn’t clear because the scoring isn’t defined). Can the authors describe what this means? What ”happens” to females in the sample?

Reply: Derived from their punctual comments, the experimentation has been redefined with the search for the best hyperparameters used by the algorithms to cluster the data. The algorithms were compared using the Silhouette coefficient metric, which measures the level of cohesion of the clustered data. Thus defining the best clustering algorithm. The result of this comparison was that the DBSCAN algorithm obtained the best measure of cohesion, as described in Table 8, in both samples from Peru and Colombia. Once the DBSCAN algorithm labeled the datasets’ rows, each cluster’s mean was calculated. Table 9 shows the summary of the labeling of the data from cluster 0 of each of the two datasets; the data from cluster -1 for each dataset were discarded because the number of records was not representative for calculating a mean (i.e., these data could be considered as noise), see Figures 4 and 5. Clustering in the present work was used for the dimensional reduction of the data, in this case, applied to reduce the number of career anchors to the most prevalent anchors in each sample of Peru and Colombia. The latter process was validated by the Fisher’s F statistic of ANOVA, which measures the correlations between the career anchors with cluster 0, identifying by the estimated value those with the highest value that was prevalent in the clusters. On the other hand, the female gender does not appear in any of the clusters because the male gender was prevalent among the respondents.

1.2 — Another interesting aspect that is apparent from Figures 4 and 5 and Table 8 is that one cluster has scores that are all lower for the anchors than the other cluster. Is this expected? Would it not be possible that clusters would emerge with each having anchors higher than the other cluster? It would be helpful to see this approached in the discussion.

Reply: The scores of the anchors will depend on the values of the group of records labeled by the cluster, since the anchors were averaged and this measure is susceptible to the values of the anchors at the time of averaging. The DBSCAN algorithm detected cluster 0 and -1. Cluster -1 had a minimum number of records belonging to the cluster, therefore this cluster is discarded, leaving only the only cluster 0, observing the prevalences in this cluster 0. The idea of the research was the dimensional reduction of the career anchors therefore a representative cluster was expected in the whole sample defining the prevalent anchors in each sample, by the mean scores defined in each anchor.

1.3 — It is still not clear what is meant by an ”academic cycle” in the text of the paper - this needs to be explained thoroughly. In response to my previous review, the authors replied to me that, ”It is the academic period of 6 months of university studies where the student develops the teaching-learning process.” I’m still not clear what this means; how many 6-month periods are there in a student’s course? Are there 2 periods in a year, or does each cycle represent a new year? Perhaps there needs to be a short explanation of the structure of the accountancy courses in the introduction to make this clearer. Another alternative that the authors could consider - are the cycles relevant to their conclusions? The cycles are only mentioned as an additional characteristic but I don’t think there is any discussion of the significance. Are later (e.g. 4/5) more important? Is there a distribution of recipients across cycles? If it’s not important to the author’s conclusions, perhaps all mention of cycles could just be removed. Either way, I am still confused by the concept and so am concerned many readers will be too.

Reply: We understand your doubts, you are right that the way the article is written causes confusion. Therefore, it was considered pertinent to eliminate the term academic cycle, since the anchors are part of the academic formation of the students throughout their stay at the university.

1.4 — One minor edit needed is that the Figures are not comprehensively referenced in the text; for example, it is not trivial to find the text that aligns with Figure 4 in order to appreciate the context of the Figure. Figure 5 is mentioned however.

Reply: The figures were improved according to the explanation in Table 9; the boxplots describe the data interval of each cluster and the mean described in the table. The reference to figure 4 was added on line 234, its explanation

1.5 — Another minor edit related to the figures is to add text to the figure legends to clarify definitions/colors in used. One example: which colors in Figures 4 and 5 refer to the anchor? What do the diamonds denote? Please include explanations in the figure legends. Another example: in the figure legend for Table 8, it should be explained clearly what ’1’ means for gender, and what ’4’ means for academic level. While it’s possible to figure this out from the main text, the figure legend should contain all of the information so that anyone can look at the figure, read the legend, and understand all of the information contained within it, without having to hunt through the text to find an explanation. I think the significance of the author’s work will be much more readily apparent with greater clarity about what the figures describe in the text of the figure legends. Lines 275 to 286 are an example of where this work happens in the main text; but the figure legend should also allow the reader to come to this conclusion themselves, so that they are able to agree with the authors’ conclusion in lines 275 to 286.

Reply: In response to their recommendations, the legend to Table 09 has been improved, explaining the numbers appearing in the age column, and a legend has been added to Figures 4 and 5, explaining the boxplot colors, the points outside the interval.

1.6 — Once more, with relation to the figures - the y axes should be defined to describe what the numbers signify. And the y axes in Figures 4 and 5 differ within the figure for each cluster; they should be the same in order to allow the comparison that the figure begs.

Reply: The Y-axis values in Figures 4 and 5 have been standardized; a legend has been added to both Figures explaining the meaning of the Y-axis values.

1.7 — Lines 212 and 302 - The name of the Section in which the explanation can be found is missing.

Reply: The cross-reference has been corrected in both sections.

REVIEWER 2

2.1 — The aim of the study as defined in the abstract and introduction is not consistent with the chosen survey instrument. The abstract states that “This study aims to define the career anchors of accounting students and the skills and knowledge required to be learned during professional training.” The introduction explains the aim like this: “The aim of this research was to analyze the profile of competencies that characterize professional accountants.” Although the career anchors are discussed in detail, there is no mention in the paper of skills development, training program requirements, or competencies.

Reply: The wording of the objective presented in the introduction has been improved to be consistent with the study conducted and all sections of the paper.

This research work aims to identify the prevalent anchors in the professional accounting career using the Schein scale and to describe the prevalent anchors by defining the values, attitudes, aptitudes, skills, and interests and represent core elements in forming professionals.

2.2 — These questions are integral to understanding a trainee’s workplace preferences and long term career goals, and the survey is a important tool used by career counselors, but, it is my opinion that this survey, in and of itself, does not represent a novel data collection tool that could form the basis of a peer reviewed paper. Nor do the questions allow any conclusions about training competencies or accounting-specific knowledge.

Reply: The instrument is based on Jos ´e Medina’s adaptation of Schein’s anchor theory, directing each question to each concept and purpose of the anchor. The author of the book: Lead your career: Don’t let others decide for you has extensive experience in personnel selection and research in companies, has a doctorate in psychology, and is an expert in Organization Development from the National Training Laboratories Institute in Washington D.C. This shows us that the instrument has a theoretical foundation on the side of Schein’s anchors, it is based on the judgment of the expert Jos ´e Medina. Crombach’s alpha statistical reliability test was also performed with a result of 0.94 for the instrument. In this sense, the study’s purpose is to understand students’ workplace preferences and long-term career goals.

2.3 — To advance the field of accountant training and career development it is important to present data that will inform suggestions about program graduates’ career readiness, knowledge acquisition, employment outcomes, performance, etc. If the purpose of the paper is to show how clustering algorithms can help researchers to better understand survey responses, then this should be stated as the aim of the study. And if this is to be the case, the rationale for the methods used needs to be explained more thoroughly. For example, using three clustering methods (KMEANS, DBSCAN, and BIRCH) without an a priori rational and then stating simply that DBSCAN was chosen because it “performs best” (line 216) with no further explanation leads this reader to conclude that the authors have not made themselves experts in clustering methods.

Reply: Thepurposesofthestudywereexplainedintheintroduction,theabstractandintheexploratory analysis section. To achieve this purpose, the explanatory research was used, which is based on the dimensional reduction of the variables that explain the case study, which consists of the career anchors of professionals in accounting, by reducing the dimensions, the prevalent anchors in the student’s training were found, being able to make the corresponding analysis then of the skills found, aptitudes, attitudes developed in such training. After performing the dimensional reduction of the anchors with the clustering, a second statistical test was performed to cross the information of the clusters with the ANOVA test and to explain the prevalent anchors.

2.4 — Another aspect of the paper that is not clear is why there are only two clusters assigned? How were those clusters defined? Can average scores for each career anchor be reported for each cluster? Perhaps this is what Table 8 is attempting to describe, but the columns for the career anchors are described in the methods section as being the sum of all group records (line 222), but the numbers are all less than 30 when hundreds of surveys were recorded. Similarly, reporting averages for each career anchor in each cluster would be more valuable than choosing one representative individual in each cluster and reporting about their survey responses as is done in the lines 266- 274.

Reply: Another aspect of the document that is not clear is why only two clusters are assigned? How were these clusters defined? Hyperparameter tuning, described in Table 7, was performed using the cohesion metric, silhouette, with the best algorithm determining the number of clusters using the optimized hyperparameters Can the mean scores of each run anchor be reported for each of each cluster? The values that were averaged were those assigned in each anchor, product of the sum of the questions related to each anchor then were these values averaged taking into consideration the cluster that was labeled with anchor 0 and anchor -1, the records were eliminated for representing a small amount. This average value was below the value of 30, since most of the values were below 30.

2.5 — Table 9 is also not well-described in the methods section or the results section. The authors use the data in Table 9 to draw a conclusion about the imagination and innovative abilities of the survey respondents (line 257), but as stated above, the survey does not address competencies, skills, or proficiency from a self-reported lens, and definitely not from an impartial external lens.

Reply: Clustering was used to reduce the dimensions of the data; in this case, it was applied to find the most prevalent anchors in each sample from Peru and Colombia (the purpose of the study). This process was validated by the Fisher’s F statistic of ANOVA, which measures the correlations between the anchors run with cluster 0, identifying by Fisher’s estimated value those with the highest prevalence value in the cluster. In the methodology, the exploratory analysis and statistical test section explain how ANOVA works with clustering as a statistical tool to confirm the dimensional reduction analysis of clustering.

2.6 — Other elements of the paper that would need to be fixed include multiple instances where sections are referred to without section numbers (e.g. Line 212, 268, 302). The survey response rate for both locations should be reported. Table 5 contains multiples of question numbers in the same anchor categories.

Reply: Added cross references to lines 212, 268, 302 and corrected items in Table 5.

Attachment

Submitted filename: Response letter.pdf

Decision Letter 2

Sina Safayi

20 Dec 2022

Competency analysis based on accounting career anchors using clustering techniques

PONE-D-22-01029R2

Dear Dr. Avila-George,

We’re pleased to inform you that your manuscript has been judged scientifically suitable for publication and will be formally accepted for publication once it meets all outstanding technical requirements.

Within one week, you’ll receive an e-mail detailing the required amendments. When these have been addressed, you’ll receive a formal acceptance letter and your manuscript will be scheduled for publication.

An invoice for payment will follow shortly after the formal acceptance. To ensure an efficient process, please log into Editorial Manager at http://www.editorialmanager.com/pone/, click the 'Update My Information' link at the top of the page, and double check that your user information is up-to-date. If you have any billing related questions, please contact our Author Billing department directly at authorbilling@plos.org.

If your institution or institutions have a press office, please notify them about your upcoming paper to help maximize its impact. If they’ll be preparing press materials, please inform our press team as soon as possible -- no later than 48 hours after receiving the formal acceptance. Your manuscript will remain under strict press embargo until 2 pm Eastern Time on the date of publication. For more information, please contact onepress@plos.org.

Kind regards,

Sina Safayi, D.V.M., Ph.D.

Academic Editor

PLOS ONE

Additional Editor Comments (optional):

Reviewers' comments:

Reviewer's Responses to Questions

Comments to the Author

1. If the authors have adequately addressed your comments raised in a previous round of review and you feel that this manuscript is now acceptable for publication, you may indicate that here to bypass the “Comments to the Author” section, enter your conflict of interest statement in the “Confidential to Editor” section, and submit your "Accept" recommendation.

Reviewer #1: (No Response)

Reviewer #3: All comments have been addressed

Reviewer #4: (No Response)

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2. Is the manuscript technically sound, and do the data support the conclusions?

The manuscript must describe a technically sound piece of scientific research with data that supports the conclusions. Experiments must have been conducted rigorously, with appropriate controls, replication, and sample sizes. The conclusions must be drawn appropriately based on the data presented.

Reviewer #1: Yes

Reviewer #3: Yes

Reviewer #4: (No Response)

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3. Has the statistical analysis been performed appropriately and rigorously?

Reviewer #1: I Don't Know

Reviewer #3: Yes

Reviewer #4: (No Response)

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4. Have the authors made all data underlying the findings in their manuscript fully available?

The PLOS Data policy requires authors to make all data underlying the findings described in their manuscript fully available without restriction, with rare exception (please refer to the Data Availability Statement in the manuscript PDF file). The data should be provided as part of the manuscript or its supporting information, or deposited to a public repository. For example, in addition to summary statistics, the data points behind means, medians and variance measures should be available. If there are restrictions on publicly sharing data—e.g. participant privacy or use of data from a third party—those must be specified.

Reviewer #1: Yes

Reviewer #3: Yes

Reviewer #4: (No Response)

**********

5. Is the manuscript presented in an intelligible fashion and written in standard English?

PLOS ONE does not copyedit accepted manuscripts, so the language in submitted articles must be clear, correct, and unambiguous. Any typographical or grammatical errors should be corrected at revision, so please note any specific errors here.

Reviewer #1: Yes

Reviewer #3: Yes

Reviewer #4: (No Response)

**********

6. Review Comments to the Author

Please use the space provided to explain your answers to the questions above. You may also include additional comments for the author, including concerns about dual publication, research ethics, or publication ethics. (Please upload your review as an attachment if it exceeds 20,000 characters)

Reviewer #1: In this study, the authors seek to identify and describe the career anchors that guide university students undertaking education towards a professional accounting career. The manuscript has been improved significantly and is much clearer, and I have only minor comments.

Minor Points:

1. Generally there are some points of clarity in language to be ironed out e.g. the first sentence in the abstract should probably end with “of university-level accountancy students” or similar; line 194 should read “are explained”; etc.

2. I just want to ask the authors to double-check that on line 62 they do mean that all students in each country are of that country’s nationality i.e. that the students at the Peruvian institutions are all Peruvian, and those at the Colombian institution are all Colombian, as they imply, and there are no international students included (if there are, that’s not a problem, it should just be articulated as e.g. “respondents from Peruvian institutions”).

Reviewer #3: I have read through the authors’ latest manuscript and feel that they have addressed all the points raised in my previous reviews. I feel that the paper is ready for publication in PLOS One.

Reviewer #4: (No Response)

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Reviewer #1: Yes: Gary McDowell

Reviewer #3: No

Reviewer #4: No

**********

Acceptance letter

Sina Safayi

27 Dec 2022

PONE-D-22-01029R2

Competency analysis based on accounting career anchors using clustering techniques

Dear Dr. Avila-George:

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Kind regards,

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on behalf of

Dr. Sina Safayi

Academic Editor

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