Table 5.
Ranking of features using the IG procedure for each model scenario in the UCM case study.
| Global | First Level | Second Level | Third Level | |||||
|---|---|---|---|---|---|---|---|---|
| Rank | IG | Variable | IG | Variable | IG | Variable | IG | Variable |
| 1 | 0.430 | NEM | 0.511 | NEM | 0.357 | NEM | 0.098 | Marks 3rd semester |
| 2 | 0.385 | CP index | 0.468 | CP index | 0.220 | CP index | 0.087 | Marks 4th semester |
| 3 | 0.209 | Program | 0.286 | School | 0.211 | School | 0.084 | Approved courses 3rd semester |
| 4 | 0.204 | School | 0.190 | Program | 0.211 | Approved courses 2nd semester | 0.083 | Approved courses 2nd semester |
| 5 | 0.105 | PSU specific topic | 0.112 | PSU specific topic | 0.195 | Approved credits 2nd semester | 0.074 | School |
| 6 | 0.068 | Quintile | 0.110 | PSU language | 0.183 | Approved credits 1st semester | 0.069 | Marks 1st semester |
| 7 | 0.059 | Gender | 0.098 | Quintile | 0.176 | Approved courses 1st semester | 0.067 | Approved courses 4th semester |
| 8 | 0.051 | Family income | 0.056 | Age | 0.163 | Marks 1st semester | 0.066 | Approved courses 1st semester |
| 9 | 0.041 | Age | 0.053 | Educational area | 0.149 | Program | 0.063 | Marks 2nd semester |
| 10 | 0.037 | Educational area | 0.047 | PSU weighted score | 0.141 | Marks 2nd semester | 0.059 | Approved credits 1st semester |
| 11 | 0.034 | PSU language | 0.043 | Graduate/non-graduate | 0.130 | Entered credits 2nd semester | 0.059 | Entered credits 2nd semester |
| 12 | 0.030 | Province | 0.037 | Family income | 0.103 | Entered credits 1st semester | 0.056 | Approved credits 2nd semester |
| 13 | 0.027 | Application preference | 0.034 | Province | 0.079 | Registered courses 2nd semester | 0.051 | Approved credits 4th semester |
| 14 | 0.026 | Health insurance | 0.033 | Gender | 0.058 | Gender | 0.049 | Entered credits 3rd semester |
| 15 | 0.025 | Readmissions | 0.030 | PSU math | 0.038 | Registered courses 1st semester | 0.049 | Program |
| 16 | 0.025 | PSU weighted score | 0.029 | Readmissions | 0.032 | Province | 0.048 | Entered credits 4th semester |
| 17 | 0.019 | PSU math | 0.028 | Health insurance | 0.030 | Family income | 0.044 | Approved credits 3rd semester |
| 18 | 0.015 | Graduate/non-graduate | 0.025 | PSU language/math | 0.029 | Quintile | 0.042 | Registered courses 1st semester |
| 19 | 0.014 | PSU language/math | 0.022 | Application preference | 0.025 | Age | 0.030 | Registered courses 3rd semester |
| 20 | 0.001 | Dependent group | 0.001 | Dependent group | 0.024 | Educational area | 0.030 | Registered courses 4th semester |