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Journal of Educational…1
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A Comparison of the Logistic Regression and Contingency Table Methods for Simultaneous Detection of Uniform and Nonuniform DIF
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Guler, Nese; Penfield, Randall D. – Journal of Educational Measurement, 2009
In this study, we investigate the logistic regression (LR), Mantel-Haenszel (MH), and Breslow-Day (BD) procedures for the simultaneous detection of both uniform and nonuniform differential item functioning (DIF). A simulation study was used to assess and compare the Type I error rate and power of a combined decision rule (CDR), which assesses DIF…
Descriptors: Test Bias, Simulation, Test Items, Measurement