xxIRT: Item Response Theory and Computer-Based Testing in R

A suite of practical psychometric analysis and research tools of item response theory, including the 3-parameter-logistic model and the generalized partial credit model as well as functions to perform: (1) parameter estimation, (2) automated test assembly, (3) simulation of computerized adaptive testing (CAT), and (4) assembly and simulation of multistage testing. More documentation at <https://github.com/xluo11/xxIRT>.

Version: 2.1.0
Depends: R (≥ 3.1.0)
Imports: ggplot2, lpSolveAPI, reshape2, stats, utils
Suggests: testthat
Published: 2018-07-05
Author: Xiao Luo [aut, cre]
Maintainer: Xiao Luo <xluo1986 at gmail.com>
BugReports: https://github.com/xluo11/xxIRT/issues
License: GPL (≥ 3)
URL: https://github.com/xluo11/xxIRT
NeedsCompilation: no
In views: Psychometrics
CRAN checks: xxIRT results

Downloads:

Reference manual: xxIRT.pdf
Package source: xxIRT_2.1.0.tar.gz
Windows binaries: r-devel: xxIRT_2.1.0.zip, r-release: xxIRT_2.1.0.zip, r-oldrel: xxIRT_2.1.0.zip
OS X binaries: r-release: xxIRT_2.1.0.tgz, r-oldrel: xxIRT_2.1.0.tgz
Old sources: xxIRT archive

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