catIrt-package {catIrt}

Simulate IRT-Based Computerized Adaptive Tests (CATs)

Description

catIrt provides methods for simulating Computerized Adaptive Tests, including response simulation, item selection methods, ability estimation methods, and test termination methods. Unique in catIrt is support for the graded response model (and, soon, other polytomous models) along with expanding support for classification CAT (including an implementation of the SPRT, GLR, and CI methods).

Details

Package:	catIrt
Type:	Package
Version:	0.5-0
Date:	2014-10-04
License:	GPL (>= 2)
LazyLoad:	yes

Author(s)

Maintainer: Steven W. Nydick [e-mail]