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Direct linkKhajah, Mohammad M. – ProQuest LLC, 2017
I study the impact of novel game manipulations on user engagement using principled computational methods. Maximizing user engagement is important because it results in more profitable games in the commercial arena and better learning outcomes in the educational arena. It is then perhaps unsurprising that the study of user engagement is well…
Descriptors: Nonparametric Statistics, Models, Learner Engagement, Bayesian Statistics
Dyehouse, Melissa A. – ProQuest LLC, 2009
This study compared the model-data fit of a parametric item response theory (PIRT) model to a nonparametric item response theory (NIRT) model to determine the best-fitting model for use with ordinal-level alternate assessment ratings. The PIRT Generalized Graded Unfolding Model (GGUM) was compared to the NIRT Mokken model. Chi-square statistics…
Descriptors: Social Adjustment, Student Adjustment, Nonparametric Statistics, Item Response Theory
