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A Zero- and K-Inflated Mixture Model for Health Questionnaire Data

In psychiatric assessment, Item Response Theory (IRT) is a popular tool to formalize the relation between the severity of a disorder and associated responses to questionnaire items. Practitioners of IRT sometimes make the assumption of normally distributed severities within a population; while conve...

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Bibliografiske detaljer
Main Authors: Finkelman, Matthew D., Green, Jennifer Greif, Gruber, Michael J., Zaslavsky, Alan M.
Format: Artigo
Sprog:Inglês
Udgivet: 2011
Fag:
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC3086029/
https://ncbi.nlm.nih.gov/pubmed/21365673
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/sim.4217
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