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: 0.6.1-0
Depends: R (≥ 3.5.0)
Imports: graphics, stats, methods
Suggests: psych
Published: 2023-04-17
DOI: 10.32614/CRAN.package.pairwise
Author: Joerg-Henrik Heine
Maintainer: Joerg-Henrik Heine <jhheine at>
License: GPL-3
NeedsCompilation: no
Citation: pairwise citation info
Materials: NEWS
In views: Psychometrics
CRAN checks: pairwise results


Reference manual: pairwise.pdf
Vignettes: DEU_PISA2012_description


Package source: pairwise_0.6.1-0.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
macOS binaries: r-release (arm64): pairwise_0.6.1-0.tgz, r-oldrel (arm64): pairwise_0.6.1-0.tgz, r-release (x86_64): pairwise_0.6.1-0.tgz, r-oldrel (x86_64): pairwise_0.6.1-0.tgz
Old sources: pairwise archive


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