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. Author manuscript; available in PMC: 2024 Feb 1.
Published in final edited form as: Dev Psychol. 2022 Nov 28;59(2):390–411. doi: 10.1037/dev0001480

Table 3.

Descriptive Statistics of Books used in Study 2

Book High Cohesion-High Embedded Questions High Cohesion-Low Embedded Questions Low Cohesion-High Embedded Questions Low Cohesion-Low Embedded Questions
Cohesiona 8 6.5 2.56 1.73
Embedded Questionsb 0.17 0.04 0.15 0
Word Count 666 650 650 641
Content Word AoAc 283.11 272.44 259.27 257.62

Notes.

a/b

Variables operationalized from Study 1. Cohesion is operationalized as the number of elaborative sentences out of the number of topics. Embedded Questions is operationalized as the number of questions/interactive prompts out of the number of on-task sentences

c

AoA = Age of Acquisition, calculated using Coh-Metrix. The possible range is 100–700 (McNamara et al., 2014).