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…

In a contextual cuing paradigm, we examined how memory for the spatial structure of a natural scene guides visual search. Participants searched through arrays of objects that were embedded within depictions of real-world scenes. If a repeated search array was associated with a single scene during study, then array repetition produced significant…

This study sought to understand the process of change elementary teachers experienced as they participated in mathematics professional development. This investigation explored the impact of mathematics professional development on teachers' content knowledge for teaching, their ability to implement innovative pedagogical practices, and the…

Because of advances in psychotropic medications, psychiatric rehabilitation methods, the implementation of civil rights legislation, and empowerment movement of consumers with psychiatric disabilities, students with mental illnesses are increasingly able to access and complete higher education. Disability services offices on college campuses can…

The third in a series of six reports on higher education in Iowa, this document presents enrollment projections for Iowa postsecondary education institutions from 1978 through 1986. Data were collected from the regents universities, independent colleges, and area colleges throughout the state. A computerized nonprescriptive projection model was…

This study intends to provide some insights regarding Turkish student teachers' perception of a "Model Teacher" in terms of teaching methods, teacher personality, and teacher-student interaction in the classroom. These students are 26 graduate students who are doing their master's degree in Teacher Education at Bilkent University in…