catIrt (0.3-0)

An R Package for Simulating IRT-Based Computerized Adaptive Tests.

http://cran.r-project.org/web/packages/catIrt

Functions designed to simulate data that conform to basic unidimensional IRT models (for now 3-parameter binary response models and graded response models) along with Post-Hoc CAT simulations of those models with various item selection methods, ability estimation methods, and termination criteria.

Maintainer: Steven W. Nydick
Author(s): Steven W. Nydick

License: GPL (>= 2)

Uses: numDeriv, sfsmisc, irtoys, ltm, catR

Released 8 months ago.