Years of teaching experience have long been taken as an important indicator of teacher and school quality in primary and secondary schools. However, research on the effects of teacher years of experience on student outcomes has shown mixed results. To investigate the source of variation causing these mixed results, this study examined a broad…

When is the right moment to transition an English learner student from part-time participation in English language development classes into full-time participation in mainstream English-only classes? English learner students should be moved into full-time mainstream English-only classes when they are sufficiently fluent in English to be able to…

This correlation study examined relationships between special education and standardized testing variables of 100 Arizona secondary school districts with Native American populations, and the archival records for postsecondary outcomes between 2012 and 2014 of students with disabilities, using archival data collected by the Arizona Department of…

This nonexperimental quantitative correlation study examined relationships between select special education and standardized testing variables for a purposive homogeneous sample of Arizona secondary school districts with Native American populations, and the archival records for students with disabilities postsecondary outcomes between 2012 and…

Prior research has contributed to our understanding about the ways teachers communicate their expectations to students, how students perceive differential teacher behaviors, and their effect on students' own perceptions of ability and achievement. Despite more than half a century of this work, historically marginalized students continue to be…

This study investigates a novel approach to automatically assessing essay quality that combines natural language processing approaches that assess text features with approaches that assess individual differences in writers such as demographic information, standardized test scores, and survey results. The results demonstrate that combining text…

The Arizona legislature passed HB 2281, which eliminated Tucson Unified School District's (TUSD's) Mexican American Studies (MAS) program, arguing the curriculum was too political. This program has been at the center of contentious debates, but a central question has not been thoroughly examined: Do the classes raise student achievement? The…

This study explored the relationships among the components of the Arizona Department of Education's new teacher evaluation model, with a particular focus on the extent to which ratings from the state model's teacher observation instrument differentiated higher and lower performance. The study used teacher-level evaluation data collected by the…

This paper presents the appendices to the "High-Stakes Testing and Student Achievement: Problems for the No Child Left Behind Act" report. It contains the following appendices: (1) Example of Context for Assessing State-Level Stakes Sheet--Connecticut; (2) Example of Completed Rewards and Sanctions Worksheet--Connecticut; (3) Directions…

Under the federal No Child Left Behind Act of 2001 (NCLB), standardized test scores are the indicator used to hold schools and school districts accountable for student achievement. Each state is responsible for constructing an accountability system, attaching consequences--or stakes--for student performance. The theory of action implied by this…