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Download full textGeorge-Ezzelle, Carol E.; Skaggs, Gary – GED Testing Service, 2004
Current testing standards call for test developers to provide evidence that testing procedures and test scores, and the inferences made based on the test scores, show evidence of validity and are comparable across subpopulations (American Educational Research Association [AERA], American Psychological Association [APA], & National Council on…
Descriptors: Scheduling, Testing Accommodations, Academic Achievement, Test Validity
McConnell, Beverly – 1979
Two major evaluations of bilingual education differed significantly in evaluation design and results. The American Institute for Research (AIR) conducted the national impact study for bilingual education and gathered data from many programs. AIR based its study on comparisons of mathematics and language arts achievement of students in bilingual…
Descriptors: Bilingual Education, Comparative Testing, Control Groups, Curriculum
