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Lee, HyeSun; Geisinger, Kurt F. – Educational and Psychological Measurement, 2016
The current study investigated the impact of matching criterion purification on the accuracy of differential item functioning (DIF) detection in large-scale assessments. The three matching approaches for DIF analyses (block-level matching, pooled booklet matching, and equated pooled booklet matching) were employed with the Mantel-Haenszel…
Descriptors: Test Bias, Measurement, Accuracy, Statistical Analysis