catIrt (0.5-0)

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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, irtoys, ltm, catR

Released about 5 years ago.


5 previous versions

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