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A suite of psychometric analysis tools for research and operation, including: (1) computation of probability, information, and likelihood for the 3PL, GPCM, and GRM; (2) parameter estimation using joint or marginal likelihood estimation method; (3) simulation of computerized adaptive testing using built-in or customized algorithms; (4) assembly and simulation of multistage testing. The full documentation and tutorials are at <https://github.com/xluo11/xxIRT>.
| Version: | 2.1.2 |
| Depends: | R (≥ 3.5.0) |
| Imports: | ggplot2, glpkAPI, lpSolveAPI, reshape2, stats |
| Published: | 2019-03-22 |
| DOI: | 10.32614/CRAN.package.xxIRT |
| Author: | Xiao Luo [aut, cre] |
| Maintainer: | Xiao Luo <xluo1986 at gmail.com> |
| BugReports: | https://github.com/xluo11/xxIRT/issues |
| License: | GPL (≥ 3) |
| URL: | https://github.com/xluo11/xxIRT |
| NeedsCompilation: | no |
| In views: | Psychometrics |
| CRAN checks: | xxIRT results |
| Reference manual: | xxIRT.pdf |
| Package source: | xxIRT_2.1.2.tar.gz |
| Windows binaries: | r-devel: xxIRT_2.1.2.zip, r-release: xxIRT_2.1.2.zip, r-oldrel: xxIRT_2.1.2.zip |
| macOS binaries: | r-release (arm64): xxIRT_2.1.2.tgz, r-oldrel (arm64): xxIRT_2.1.2.tgz, r-release (x86_64): xxIRT_2.1.2.tgz, r-oldrel (x86_64): xxIRT_2.1.2.tgz |
| Old sources: | xxIRT 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.