Rirt (0.0.2)

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 .

Maintainer: Xiao Luo
Author(s): Xiao Luo [aut, cre]

License: GPL (>= 3)

Uses: ggplot2, Rcpp, reshape2, testthat

Released 6 months ago.