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Erin W. Post – ProQuest LLC, 2024
Multivariate count data is ubiquitous in many areas of research including the physical, biological, and social sciences. These data are traditionally modeled with the Dirichlet Multinomial distribution (DM). A new, more flexible Dirichlet-Tree Multinomial (DTM) model is gaining in popularity. Here, we consider Bayesian DTM regression models. Our…
Descriptors: Regression (Statistics), Multivariate Analysis, Statistical Distributions, Bayesian Statistics
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Lee, Tae Kyoung; Wickrama, Kandauda A. S.; O'Neal, Catherine Walker; Neppl, Tricia K.; Reeb, Ben T. – Developmental Psychology, 2023
Because sequential patterns of multiple transition events (i.e., college graduation, full-time employment, marriage, and parenthood) are associated with turning points in depressive symptom trajectories during young adulthood, the present study used a sample of 446 White adolescents (52.3% females; 15.58 years old, on average) over 18 years (1992…
Descriptors: Young Adults, Change, Depression (Psychology), Symptoms (Individual Disorders)