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Kieffer, 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
Peer reviewed Peer reviewed
Goldring, Ellen B.; Addi, Audrey – Studies in Educational Evaluation, 1989
This article describes a meta-analysis of research on school integration in Israel. The analysis addresses the effects of the ethnic composition of fourth- and sixth-graders. Four of 15 studies involved met the criteria of the research design. Significant differences were found when comparing integrated and non-integrated classrooms. (TJH)
Descriptors: Academic Achievement, Classroom Desegregation, Educational Change, Educational Policy