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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
