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Download full textJames Soland; Yeow Meng Thum – Annenberg Institute for School Reform at Brown University, 2019
Effect sizes in the Cohen's d family are often used in education to compare estimates across studies, measures, and sample sizes. For example, effect sizes are used to compare gains in achievement students make over time, either in pre- and post-treatment studies or in the absence of intervention, such as when estimating achievement gaps. However,…
Descriptors: Effect Size, Academic Achievement, Achievement Gains, Gender Differences
Peer reviewed
Direct linkWang, Jianjun – School Science and Mathematics, 2011
As the largest international study ever taken in history, the Trend in Mathematics and Science Study (TIMSS) has been held as a benchmark to measure U.S. student performance in the global context. In-depth analyses of the TIMSS project are conducted in this study to examine key issues of the comparative investigation: (1) item flaws in mathematics…
Descriptors: Test Items, Figurative Language, Item Response Theory, Benchmarking
Center for Data-Driven Reform in Education (NJ3), 2008
Which comprehensive school reform programs have evidence of positive effects on middle and high school achievement? To find out, this review summarizes evidence on comprehensive school reform (CSR) models in grades 6-12. Comprehensive school reform models are programs used schoolwide to improve student achievement. They typically include the…
Descriptors: Academic Achievement, Professional Development, Educational Change, Community Involvement
