Package: Rirt Type: Package Title: Data Analysis and Parameter Estimation Using Item Response Theory Version: 0.0.2 Date: 2019-10-22 Authors@R: c(person("Xiao", "Luo", role=c("aut","cre"), email="xluo1986@gmail.com")) Author: Xiao Luo [aut, cre] Maintainer: Xiao Luo Description: Parameter estimation, computation of probability, information, and (log-)likelihood, and visualization of item/test characteristic curves and item/test information functions for three uni-dimensional item response theory models: the 3-parameter-logistic model, generalized partial credit model, and graded response model. The full documentation and tutorials are at . License: GPL (>= 3) Depends: R (>= 3.6.0) URL: https://github.com/xluo11/Rirt BugReports: https://github.com/xluo11/Rirt/issues LinkingTo: Rcpp Imports: ggplot2, Rcpp, reshape2, stats Suggests: testthat RoxygenNote: 6.1.1 Encoding: UTF-8 Config/pak/sysreqs: libicu-dev Repository: https://xluo11.r-universe.dev Date/Publication: 2019-10-23 18:48:58 UTC RemoteUrl: https://github.com/xluo11/rirt RemoteRef: HEAD RemoteSha: 2d5fac83d18c5209994e4be228dcc397c15775b6 NeedsCompilation: yes Packaged: 2026-10-13 08:27:46 UTC; root