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Panahi, Ali; Mohebbi, Hassan – Language Teaching Research Quarterly, 2022
High stakes testing, such as IELTS, is designed to select individuals for decision-making purposes (Fulcher, 2013b). Hence, there is a slow-growing stream of research investigating the subskills of IELTS listening and, in feedback terms, its effects on individuals and educational programs. Here, cognitive diagnostic assessment (CDA) performs it…
Descriptors: Decision Making, Listening Comprehension Tests, Multiple Choice Tests, Diagnostic Tests
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Bryant, Damon; Davis, Larry – Applied Psychological Measurement, 2011
This brief technical note describes how to construct item vector plots for dichotomously scored items fitting the multidimensional three-parameter logistic model (M3PLM). As multidimensional item response theory (MIRT) shows promise of being a very useful framework in the test development life cycle, graphical tools that facilitate understanding…
Descriptors: Visual Aids, Item Response Theory, Evaluation Methods, Test Preparation