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immer: Item Response Models for Multiple Ratings

Implements some item response models for multiple ratings, including the hierarchical rater model, conditional maximum likelihood estimation of linear logistic partial credit model and a wrapper function to the commercial FACETS program. See Robitzsch and Steinfeld (2018) for a description of the functionality of the package. See Wang, Su and Qiu (2014; <doi:10.1111/jedm.12045>) for an overview of modeling alternatives.

Version: 1.5-13
Depends: R (≥ 3.0-0)
Imports: CDM, coda, graphics, methods, psychotools, Rcpp, sirt, stats, TAM
LinkingTo: Rcpp, RcppArmadillo
Suggests: MASS
Enhances: eRm, lme4
Published: 2024-03-21
DOI: 10.32614/CRAN.package.immer
Author: Alexander Robitzsch [aut, cre], Jan Steinfeld [aut]
Maintainer: Alexander Robitzsch <robitzsch at ipn.uni-kiel.de>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
URL: https://github.com/alexanderrobitzsch/immer, https://sites.google.com/site/alexanderrobitzsch2/software
NeedsCompilation: yes
Citation: immer citation info
Materials: README NEWS
In views: Psychometrics
CRAN checks: immer results

Documentation:

Reference manual: immer.pdf

Downloads:

Package source: immer_1.5-13.tar.gz
Windows binaries: r-devel: immer_1.5-13.zip, r-release: immer_1.5-13.zip, r-oldrel: immer_1.5-13.zip
macOS binaries: r-release (arm64): immer_1.5-13.tgz, r-oldrel (arm64): immer_1.5-13.tgz, r-release (x86_64): immer_1.5-13.tgz, r-oldrel (x86_64): immer_1.5-13.tgz
Old sources: immer archive

Linking:

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These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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