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Lim, Hyo Jin; Lee, Sora – Journal of Psychoeducational Assessment, 2023
This study investigates how sensitively the current grit measure (Grit-S) is able to reflect the differences between individuals (i.e. item discrimination) and change within individuals (i.e. sensitivity to change of items) using longitudinal data. Data from the Korean Children and Youth Panel Study 2018 of elementary (fourth grade) and middle…
Descriptors: Individual Differences, Change, Elementary School Students, Middle School Students