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Hafner, Anne L. – 2001
Using a quasi-experimental analysis of variance (ANOVA) design, this project examined the effects of the use of accommodations with students of limited English proficiency (LEP) and non-LEP students and whether the use of accommodations affected the validity of test score interpretations. Major accommodations examined were extra time, and extra…
Descriptors: Achievement Tests, Analysis of Variance, Elementary School Students, English (Second Language)