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Broer, Markus; Lee, Yong-Won; Rizavi, Saba; Powers, Don – ETS Research Report Series, 2005
Three polytomous DIF detection techniques--the Mantel test, logistic regression, and polySTAND--were used to identify GREĀ® Analytical Writing prompts ("Issue" and "Argument") that are differentially difficult for (a) female test takers; (b) African American, Asian, and Hispanic test takers; and (c) test takers whose strongest…
Descriptors: Culture Fair Tests, Item Response Theory, Test Items, Cues