Conducts Mokken Scale Analysis

Contains functions for performing Mokken scale analysis on test and questionnaire data (e.g., Sijtsma and Van der Ark, 2017, ). It includes an automated item selection algorithm, and various checks of model assumptions.


Reference manual

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2.8.11 by L. Andries van der Ark, a year ago

Browse source code at

Authors: L. Andries van der Ark [aut, cre] , J. Hendrik Straat [aut] , Letty Koopman [aut]

Documentation:   PDF Manual  

Task views: Psychometric Models and Methods

GPL (>= 2) license

Depends on graphics, poLCA

Suggests MASS

See at CRAN