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Sen, Sedat – International Journal of Testing, 2018
Recent research has shown that over-extraction of latent classes can be observed in the Bayesian estimation of the mixed Rasch model when the distribution of ability is non-normal. This study examined the effect of non-normal ability distributions on the number of latent classes in the mixed Rasch model when estimated with maximum likelihood…
Descriptors: Item Response Theory, Comparative Analysis, Computation, Maximum Likelihood Statistics
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Shannon, David; Salisbury-Glennon, Jill; Shores, Melanie – Journal of Research in Education, 2012
The purpose of this study was to explore the learning strategies used by ethnically diverse learners and to investigate the relationships among the constructs of classroom goal structure, achievement goal orientation, motivation and self-regulated learning in an ethnically diverse population of fourth and fifth grade learners (n = 396). Goal…
Descriptors: Correlation, Goal Orientation, Academic Achievement, Metacognition