pairwise: Rasch Model Parameters by Pairwise Algorithm

Performs the explicit calculation – not estimation! – of the Rasch item parameters for dichotomous and polytomous item responses, using a pairwise comparison approach. Person parameters (WLE) are calculated according to Warm's weighted likelihood approach.

Version: 0.4.1
Depends: R (≥ 2.10.1)
Imports: graphics, stats, methods
Suggests: psych
Published: 2017-02-24
Author: Joerg-Henrik Heine
Maintainer: Joerg-Henrik Heine <jhheine at>
License: GPL-3
NeedsCompilation: no
Materials: NEWS
In views: Psychometrics
CRAN checks: pairwise results


Reference manual: pairwise.pdf
Vignettes: DEU_PISA2012_description
Package source: pairwise_0.4.1.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X El Capitan binaries: r-release: pairwise_0.4.1.tgz
OS X Mavericks binaries: r-oldrel: pairwise_0.4.1.tgz
Old sources: pairwise archive


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