Abstract:Abstract A general definition of differential item functioning (DIF) is presented. The definition is specified for DIF between two groups and a test (questionnaire) that measures one latent trait. Met...Abstract A general definition of differential item functioning (DIF) is presented. The definition is specified for DIF between two groups and a test (questionnaire) that measures one latent trait. Methods for DIF detection are described for dichotomous, ordinal‐polytomous, and continuous item responses under unidimensional item response theory (IRT) models.Read More
Publication Year: 2014
Publication Date: 2014-09-29
Language: en
Type: other
Indexed In: ['crossref']
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Cited By Count: 1
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