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Tools to assess model fit and identify misfitting items for Rasch models (RM) and partial credit models (PCM). Included are item fit statistics, item characteristic curves, 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: | 0.4.3 |
| Depends: | R (≥ 3.5.0), eRm, ggplot2 |
| Imports: | gridExtra, Hmisc, psychotools, stats, utils, vcdExtra |
| Published: | 2022-08-27 |
| DOI: | 10.32614/CRAN.package.iarm |
| Author: | Marianne Mueller [aut, cre], Pedro Henrique Ribeiro Santiago [ctb] |
| Maintainer: | Marianne Mueller <marianne.mueller at math.ethz.ch> |
| License: | GPL-2 |
| NeedsCompilation: | no |
| Materials: | NEWS |
| In views: | Psychometrics |
| CRAN checks: | iarm results |
| Reference manual: | iarm.pdf |
| Package source: | iarm_0.4.3.tar.gz |
| Windows binaries: | r-devel: iarm_0.4.3.zip, r-release: iarm_0.4.3.zip, r-oldrel: iarm_0.4.3.zip |
| macOS binaries: | r-release (arm64): iarm_0.4.3.tgz, r-oldrel (arm64): iarm_0.4.3.tgz, r-release (x86_64): iarm_0.4.3.tgz, r-oldrel (x86_64): iarm_0.4.3.tgz |
| Old sources: | iarm archive |
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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.