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Cohen, Allan S.; Gregg, Noel; Deng, Meng – Learning Disabilities Research & Practice, 2005
The premise of a great deal of current research guiding policy development has been that accommodations are the catalyst for student performance differences. Rather than accepting this premise, two studies were conducted to investigate the influence of extended time and content knowledge on the performance of ninth-grade students who took a…
Descriptors: Program Effectiveness, Mathematics Tests, Learning Disabilities, Testing Accommodations