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Direct linkLongford, Nicholas T. – Journal of Educational and Behavioral Statistics, 2014
A method for medical screening is adapted to differential item functioning (DIF). Its essential elements are explicit declarations of the level of DIF that is acceptable and of the loss function that quantifies the consequences of the two kinds of inappropriate classification of an item. Instead of a single level and a single function, sets of…
Descriptors: Test Items, Test Bias, Simulation, Hypothesis Testing
Peer reviewedStrein, William – Journal of School Psychology, 1990
Compared the Woodcock-Johnson Tests of Cognitive Ability (WJTCA) score profiles of different cultural groups, using 442 White and 435 non-White subjects drawn from the kindergarten through grade 12 subset of WJTCA standardization data. Determined that data allowed for classification of the subtests by both curve and cultural effects criteria.…
Descriptors: Classification, Cognitive Ability, Cognitive Measurement, Elementary School Students
