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Direct linkGrabovsky, Irina; Wainer, Howard – Journal of Educational and Behavioral Statistics, 2017
In this article, we extend the methodology of the Cut-Score Operating Function that we introduced previously and apply it to a testing scenario with multiple independent components and different testing policies. We derive analytically the overall classification error rate for a test battery under the policy when several retakes are allowed for…
Descriptors: Cutting Scores, Weighted Scores, Classification, Testing
Peer reviewedWainer, Howard; And Others – Journal of Educational Statistics, 1984
A mathematics item on the Scholastic Aptitude Test (SAT) was found to be faulty and received wide publicity. A detailed investigation into its mathematical and psychometric properties is presented. It was found that the problem could be considered ambiguous but that almost no one noticed the ambiguity. (Author/JKS)
Descriptors: Classification, College Entrance Examinations, Geometry, High Schools
