Yazar "Cohen, Allan S." için EĞİF, Eğitim Bilimleri Bölümü Koleksiyonu listeleme
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Estimation of mixture rasch models from skewed latent ability distributions
Karadavut, Tuğba; Cohen, Allan S.; Kim, Seock-Ho (Bellwether Publishing, Ltd., 2020)Mixture Rasch (MixRasch) models conventionally assume normal distributions for latent ability. Previous research has shown that the assumption of normality is often unmet in educational and psychological measurement. When ... -
Mixture Rasch Model with main and interaction effects of covariates on latent class membership
Karadavut, Tuğba; Cohen, Allan S.; Kim, Seock-Ho (2019)Covariates have been used in mixture IRT models to help explain why examinees are classed into different latent classes. Previous research has considered manifest variables as covariates in a mixture Rasch analysis for ...