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Showing 1 to 1 of 1 for “"Variable Compensation Model"”.
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Assessing The Dimensionality of Polytomous Item Exams
… a main assumption for Item Response Theory (IRT) models that are applied to statewide standardized tests for purposes such as scoring, equating, scaling, and DIF analyses. Thus, it is important that the unidimensionality evaluation of tests be efficiently and effectively carried out on a routine …