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difR (version 4.6)
Collection of Methods to Detect Dichotomous Differential Item Functioning (DIF)
Description
Collection of traditional methods to detect differential item functioning among dichotomously scored items.
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Install
install.packages('difR')
Monthly Downloads
1,005
Version
4.6
License
file LICENSE
Maintainer
David Magis
Last Published
April 29th, 2015
Functions in difR (4.6)
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trItemDiff
Transformed Item Difficulties Perpendicular Distances
difTID
Transformed Item Difficulties (TID) DIF method
LRT
Likelihood-Ratio Test DIF statistic
difR-package
Collection of methods to detect dichotomous differential item functioning (DIF) in psychometrics