jrt: Item Response Theory Modeling and Scoring for Judgment Data

Psychometric analysis and scoring of judgment data using polytomous Item-Response Theory (IRT) models, as described in Myszkowski and Storme (2019) <doi:10.1037/aca0000225>. A convenience function is used to automatically compare and select models, as well as to present a variety of model-based statistics. Plotting functions are used to present category curves, as well as information, reliability and standard error functions.

Package details

AuthorNils Myszkowski [aut, cre]
MaintainerNils Myszkowski <nilsmyszkowskiscience@gmail.com>
Package repositoryView on CRAN
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jrt documentation built on May 6, 2019, 5:01 p.m.