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Adaptive Testing | 1 |
Computer Assisted Testing | 1 |
Evaluation | 1 |
Item Response Theory | 1 |
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Journal of Educational and… | 1 |
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Nandakumar, Ratna | 1 |
Roussos, Louis | 1 |
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Nandakumar, Ratna; Roussos, Louis – Journal of Educational and Behavioral Statistics, 2004
A new procedure, CATSIB, for assessing differential item functioning (DIF) on computerized adaptive tests (CATs) is proposed. CATSIB, a modified SIBTEST procedure, matches test takers on estimated ability and controls for impact-induced Type 1 error inflation by employing a CAT version of the IBTEST "regression correction." The…
Descriptors: Evaluation, Adaptive Testing, Computer Assisted Testing, Pretesting