IRT Models for Polytomous and Continuous Item Responses

Estimates the multidimensional polytomous Rasch model (Rasch, 1961) with conditional maximum likelihood estimation.


Reference manual

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0.2.4 by Christine Hohensinn, 2 years ago

Browse source code at

Authors: Christine Hohensinn [cre,aut]

Documentation:   PDF Manual  

Task views: Psychometric Models and Methods

GPL-3 license

Imports Rcpp, combinat, stats, graphics, grDevices, utils, methods

Suggests roxygen2

Linking to Rcpp

See at CRAN