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Cognitive Diagnosis Testlet Model for Multiple-Choice Items
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Lei Guo; Wenjie Zhou; Xiao Li – Journal of Educational and Behavioral Statistics, 2024
The testlet design is very popular in educational and psychological assessments. This article proposes a new cognitive diagnosis model, the multiple-choice cognitive diagnostic testlet (MC-CDT) model for tests using testlets consisting of MC items. The MC-CDT model uses the original examinees' responses to MC items instead of dichotomously scored…
Descriptors: Multiple Choice Tests, Diagnostic Tests, Accuracy, Computer Software