xxIRT: Item Response Theory and Computer-Based Testing in R

A suite of practical psychometric analysis and research tools of item response theory, including the 3-parameter-logistic model and the generalized partial credit model as well as functions to perform: (1) parameter estimation, (2) automated test assembly, (3) simulation of computerized adaptive testing (CAT), and (4) assembly and simulation of multistage testing. More documentation at <https://github.com/xluo11/xxIRT>.

Getting started

Package details

AuthorXiao Luo [aut, cre]
MaintainerXiao Luo <[email protected]>
LicenseGPL (>= 3)
URL https://github.com/xluo11/xxIRT
Package repositoryView on CRAN
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xxIRT documentation built on Oct. 3, 2018, 1:04 a.m.