An R program for fitting unipolar log-logistic

IRT multidimensional models to continuous item

responses

 

 

Prepared by:

David Navarro-González

Pere J. Ferrando

Fabia Morales-Vives

José M. Casas

 

(Rovira i Virgili University, Tarragona, Spain)

 

Tarragona (Spain)

February, 2025