iarm: Item Analysis in Rasch Models

Tools to assess model fit and identify misfitting items for Rasch models (RM) and partial credit models (PCM). Included are item fit statistics, item-restscore association, conditional likelihood ratio tests, assessment of measurement error, estimates of the reliability and test targeting as described in Christensen et al. (Eds.) (2013, ISBN:978-1-84821-222-0).

Version: 0.2.0
Depends: R (≥ 3.5.0), eRm
Imports: PP, psychotools, mRm, stats, utils, vcdExtra
Published: 2019-05-03
Author: Marianne Mueller [aut, cre]
Maintainer: Marianne Mueller <mllm at zhaw.ch>
License: GPL-2
NeedsCompilation: no
Materials: NEWS
CRAN checks: iarm results


Reference manual: iarm.pdf
Package source: iarm_0.2.0.tar.gz
Windows binaries: r-devel: iarm_0.2.0.zip, r-release: iarm_0.2.0.zip, r-oldrel: iarm_0.2.0.zip
OS X binaries: r-release: iarm_0.2.0.tgz, r-oldrel: iarm_0.2.0.tgz
Old sources: iarm archive


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