catR: Procedures to generate IRT adaptive tests (CAT)

The catR package allows the generation of response patterns under computerized adaptive testing (CAT) framework, with the choice of several starting rules, next item selection routines, stopping rules and ability estimators. Control methods for item exposure and content balancing are also included.

Version: 3.2
Depends: R (≥ 2.8.0)
Published: 2014-09-10
Author: David Magis (U Liege, Belgium), Gilles Raiche (UQAM, Canada), Juan Ramon Barrada (U Zaragoza, Spain)
Maintainer: David Magis <david.magis at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: no
Citation: catR citation info
Materials: NEWS
In views: Psychometrics
CRAN checks: catR results


Reference manual: catR.pdf
Package source: catR_3.2.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X Snow Leopard binaries: r-release: catR_3.2.tgz, r-oldrel: catR_3.2.tgz
OS X Mavericks binaries: r-release: catR_3.2.tgz
Old sources: catR archive

Reverse dependencies:

Reverse suggests: catIrt