Uncertainty in Partial Credit Models

Provides an extension to the Partial Credit Model and Generalized Partial Credit Models which allows for an additional person parameter that characterizes the uncertainty of the person. The method was originally proposed by Tutz and Schauberger (2020) .


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install.packages("UPCM")

0.0-3 by Gunther Schauberger, 5 months ago


Browse source code at https://github.com/cran/UPCM


Authors: Gunther Schauberger


Documentation:   PDF Manual  


GPL (>= 2) license


Imports Rcpp, cubature, mvtnorm, numDeriv, statmod

Depends on ltm

Linking to Rcpp, RcppArmadillo

System requirements: C++11


See at CRAN