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Download full textLau, C. Allen; Wang, Tianyou – 1998
The purposes of this study were to: (1) extend the sequential probability ratio testing (SPRT) procedure to polytomous item response theory (IRT) models in computerized classification testing (CCT); (2) compare polytomous items with dichotomous items using the SPRT procedure for their accuracy and efficiency; (3) study a direct approach in…
Descriptors: Computer Assisted Testing, Cutting Scores, Item Response Theory, Mastery Tests
