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Liu, Ivy; Suesse, Thomas; Harvey, Samuel; Gu, Peter Yongqi; Fernández, Daniel; Randal, John – Educational and Psychological Measurement, 2023
The Mantel-Haenszel estimator is one of the most popular techniques for measuring differential item functioning (DIF). A generalization of this estimator is applied to the context of DIF to compare items by taking the covariance of odds ratio estimators between dependent items into account. Unlike the Item Response Theory, the method does not rely…
Descriptors: Test Bias, Computation, Statistical Analysis, Achievement Tests