Cognitive diagnosis models (CDMs) are a class of discrete latent variable models which may be used to estimate the possession of attributes underlying a global ability or attitude. The present article explains the basics of CDMs to researchers not acquainted with this family of models. Two worked out examples show how to apply a CDM using the R package CDM.
CITATION STYLE
George, A. C., & Robitzsch, A. (2015). Cognitive Diagnosis Models in R: A didactic. The Quantitative Methods for Psychology, 11(3), 189–205. https://doi.org/10.20982/tqmp.11.3.p189
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