Rirt: Data Analysis and Parameter Estimation Using Item Response Theory

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 <https://github.com/xluo11/Rirt>.

Getting started

Package details

AuthorXiao Luo [aut, cre]
MaintainerXiao Luo <xluo1986@gmail.com>
LicenseGPL (>= 3)
URL https://github.com/xluo11/Rirt
Package repositoryView on CRAN
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Rirt documentation built on Oct. 30, 2019, 12:13 p.m.