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Download full textKim, Sooyeon; Robin, Frederic – ETS Research Report Series, 2017
In this study, we examined the potential impact of item misfit on the reported scores of an admission test from the subpopulation invariance perspective. The target population of the test consisted of 3 major subgroups with different geographic regions. We used the logistic regression function to estimate item parameters of the operational items…
Descriptors: Scores, Test Items, Test Bias, International Assessment
