70 effect sizes from a meta-analysis of ChatGPT's impact on student learning by Wang and Fan (2025)

The data set contains Hedges' g effect sizes, standard errors, sample sizes for experimental and control groups, and various study characteristics including grade level, type of course, duration, learning model, role of ChatGPT, and area of ChatGPT application. The meta-analysis examined the effect of ChatGPT on students' learning performance, learning perception, and higher-order thinking (Wang and Fan 2025) .

Usage

Wang2025

Format

A data.frame with 12 columns and 70 observations:

Learning_effect: Learning-effect outcome category.
Author_year: Author-year study label.
N_EG: Experimental-group sample size.
N_CG: Control-group sample size.
g: Hedges' g effect size.
Grade_level: Grade level.
Type_of_course: Course type.
Duration: Study duration.
Learning_model: Learning model.
Role_of_ChatGPT: Role of ChatGPT in the intervention.
Area_of_ChatGPT_application: Application area.
se: Standard error of g.

References

Wang J, Fan W (2025). “The effect of ChatGPT on students’ learning performance, learning perception, and higher-order thinking: insights from a meta-analysis.” Humanities and Social Sciences Communications, 12(1), 1–21. doi:10.1057/s41599-025-04787-y .