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Detection of differential item functioning (DIF) among dichotomously scored items and differential distractor functioning (DDF) among unscored items with nonlinear regression procedures based on generalized logistic regression models (Hladka & Martinkova, 2020, <doi:10.32614/RJ2020014>).
Package details 


Author  Adela Hladka [aut, cre], Patricia Martinkova [aut], Karel Zvara [ctb] 
Maintainer  Adela Hladka <hladka@cs.cas.cz> 
License  GPL3 
Version  1.4.21 
Package repository  View on CRAN 
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