lordif (0.1-9)

Logistic Regression Differential Item Functioning using IRT.

http://cran.r-project.org/web/packages/lordif

Analysis of Differential Item Functioning (DIF) for dichotomous and polytomous items using an iterative hybrid of (ordinal) logistic regression and item response theory (IRT)

Maintainer: Seung W. Choi
Author(s): Seung W. Choi, with contributions from Laura E. Gibbons and Paul K. Crane

License: GPL (>= 2)

Uses: Design, Hmisc, ltm, MASS, msm, mvtnorm, polycor, sfsmisc

Released about 9 years ago.