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Finney, Sara J.1
Smith, Russell W.1
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Finney, Sara J.; Smith, Russell W.; Wise, Steven L. – 1999
Two operational item pools were used to investigate the performance of stratum computerized adaptive tests (CATs) when items were assigned to strata based on empirical estimates of item difficulty or human judgments of item difficulty. Items from the first data set consisted of 54 5-option multiple choice items from a form of the ACT mathematics…
Descriptors: Adaptive Testing, Classification, Computer Assisted Testing, High School Students