r-ltm 1.1-1 Latent trait models under IRT
This is a package supporting the analysis of multivariate dichotomous and polytomous data using latent trait models under the Item Response Theory approach. It includes the Rasch, the Two-Parameter Logistic, the Birnbaum's Three-Parameter, the Graded Response, and the Generalized Partial Credit Models.
- Website: https://github.com/drizopoulos/ltm
- License: GPL 2+
- Package source: cran.scm
- Patches: None
- Builds: x86_64-linux, i686-linux