Item-Wise Score-Based DIF Detection

Detection of item-wise Differential Item Functioning (DIF) in fitted 'mirt', 'multipleGroup' or 'bfactor' models using score-based structural change tests. Under the hood the sctest() function from the 'strucchange' package is used.


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install.packages("scDIFtest")

0.1.1 by Dries Debeer, 4 months ago


Browse source code at https://github.com/cran/scDIFtest


Authors: Dries Debeer [cre, aut]


Documentation:   PDF Manual  


GPL-3 license


Imports sandwich, strucchange, mirt, zoo

Suggests mvtnorm, psychotree, knitr, rmarkdown, testthat


Imported by mstDIF.


See at CRAN