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Seo, Dong Gi1
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Application of the Bifactor Model to Computerized Adaptive Testing
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Seo, Dong Gi – ProQuest LLC, 2011
Most computerized adaptive tests (CAT) have been studied under the framework of unidimensional item response theory. However, many psychological variables are multidimensional and might benefit from using a multidimensional approach to CAT. In addition, a number of psychological variables (e.g., quality of life, depression) can be conceptualized…
Descriptors: Test Length, Quality of Life, Item Analysis, Geometric Concepts