Analysis of Differential Item Functioning (DIF) for dichotomous and polytomous items using an iterative hybrid of ordinal logistic regression and item response theory (IRT).
|Author||Seung W. Choi, with contributions from Laura E. Gibbons and Paul K. Crane|
|Maintainer||Seung W. Choi <[email protected]>|
|License||GPL (>= 2)|
|Package repository||View on CRAN|
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