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Assessment of differential item functioning.
Journal of applied measurement, 2009This study addresses several important issues in assessment of differential item functioning (DIF). It starts with the definition of DIF, effectiveness of using item fit statistics to detect DIF, and linear modeling of DIF in dichotomous items, polytomous items, facets, and testlet-based items.
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Differential Item Functioning.
The Statistician, 1994Andrew C. Gudgeon +2 more
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Testing Differential Item Functioning in Small Samples
Multivariate Behavioral Research, 2020William Belzak
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