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Download full textAllen, Jeff – ACT, Inc., 2012
Detecting unusual similarity in the item responses of a pair of examinees usually conditions on the pair's overall test performance (e.g., raw scores). Doing this, however, often requires assumptions about the invariance of other examinee pair characteristics. In this study, we examined the appropriateness of such assumptions about selected…
Descriptors: College Entrance Examinations, Language Tests, English, Mathematics Tests
Bassiri, Dina; Allen, Jeff – ACT, Inc., 2012
Under the current version of the Elementary and Secondary Education Act (ESEA), public schools must show consistent improvement in achievement for all students including English language learners (ELL) and students with disabilities. The assessment of ELL students and students with disabilities can present unique challenges to schools that must…
Descriptors: Disabilities, Academic Achievement, Educational Indicators, Accountability
