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Direct linkKonstantopoulos, Spyros – Evaluation Review, 2011
Thus far researchers have focused on computing average differences in student achievement between smaller and larger classes. In this study, the author focus on the distribution of the small class effects at the school level and compute the inconsistency of the small class effects across schools. The author use data from Project STAR to estimate…
Descriptors: Class Size, Small Classes, Effect Size, Mathematics Achievement
