The Challenges of Fitting an Item Response Theory Model to the Social Anhedonia Scale
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چکیده
منابع مشابه
The challenges of fitting an item response theory model to the Social Anhedonia Scale.
This study explored the application of latent variable measurement models to the Social Anhedonia Scale (SAS; Eckblad, Chapman, Chapman, & Mishlove, 1982), a widely used and influential measure in schizophrenia-related research. Specifically, we applied unidimensional and bifactor item response theory (IRT) models to data from a community sample of young adults (n = 2,227). Ordinal factor analy...
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ژورنال
عنوان ژورنال: Journal of Personality Assessment
سال: 2011
ISSN: 0022-3891,1532-7752
DOI: 10.1080/00223891.2011.558868