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Direct linkGulnar Ozyildirim; Engin Karadag – Psychology in the Schools, 2024
Focusing on the variables that can affect both academic achievement and the well-being of students has been crucial for their development, making schools effective and designing educational policy as well as curriculum. The study has aimed to investigate the effect of peer bullying on academic achievement and to determine moderators in the…
Descriptors: Bullying, Academic Achievement, Meta Analysis, Test Results
Download full textKieffer, Michael J.; Rivera, Mabel; Francis, David J. – Center on Instruction, 2012
This report presents results from a new quantitative synthesis of research on the effectiveness and validity of test accommodations for English language learners (ELLs) taking large-scale assessments. In 2006, the Center on Instruction published a review of the literature on test accommodations for ELLs titled "Practical Guidelines for the…
Descriptors: Testing Accommodations, English Language Learners, Evidence, Meta Analysis
Yang, Wen-Ling – 1997
International comparisons in educational research can be difficult to accomplish because the findings of individual countries may not be comparable due to study design or inherent country features that cannot be manipulated. Quantitative meta-analysis techniques have great potential in improving international comparisons. In this paper,…
Descriptors: Comparative Analysis, Cross Cultural Studies, Effect Size, Foreign Countries
