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What Works Clearinghouse, 2017
The What Works Clearinghouse (WWC) evaluates research studies that look at the effectiveness of education programs, products, practices, and policies, which the WWC calls "interventions." Many studies of education interventions make claims about impacts on students' outcomes. Some studies have designs that enable readers to make causal…
Descriptors: Program Design, Program Development, Program Effectiveness, Program Evaluation
Lynch, Kathleen Bodisch – 1986
Educational programs and evaluations which were submitted to the Department of Education's Joint Dissemination Review Panel (JDRP), in order to be named validated programs, were studied to identify program characteristics associated with large versus small effect size. Effect size was calculated for 165 out of 232 submittals reviewed by JDRP from…
Descriptors: Effect Size, Elementary Secondary Education, Evaluation Criteria, Evaluation Methods