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psychotools (version 0.4-0)

Infrastructure for Psychometric Modeling

Description

Infrastructure for psychometric modeling such as data classes (for item response data and paired comparisons), basic model fitting functions (for Bradley-Terry, Rasch, partial credit, rating scale, multinomial processing tree models), extractor functions for different types of parameters (item, person, threshold, discrimination), unified inference and visualizations, and various datasets for illustration. Intended as a common lightweight and efficient toolbox for psychometric modeling and a common building block for fitting psychometric mixture models in package "psychomix" and psychometric tree models in package "psychotree".

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Install

install.packages('psychotools')

Monthly Downloads

1,666

Version

0.4-0

License

GPL-2 | GPL-3

Maintainer

Last Published

January 20th, 2015

Functions in psychotools (0.4-0)