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: 0.3.1
Depends: R (≥ 2.10.1)
Imports: graphics, stats, methods
Suggests: psych
Published: 2015-12-03
Author: Joerg-Henrik Heine
Maintainer: Joerg-Henrik Heine <jhheine at>
BugReports: NA
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_0.3.1.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X Mavericks binaries: r-release: pairwise_0.3.1.tgz, r-oldrel: pairwise_0.3.1.tgz
Old sources: pairwise archive