This quantitative, correlational study aimed to investigate the relationships between collective teacher efficacy (CTE), its enabling conditions (EC-CTE), and student achievement in third through eighth grades in Colorado. Leveraging the theoretical foundations established by Rotter (1954), Bandura (1977) and expanded by Tschannen-Moran et al.…

The 2020-2021 school year presented unprecedented challenges for States and local educational agencies (LEAs) throughout the country because of the national pandemic caused by the novel coronavirus disease 2019 (COVID-19). For successful recovery efforts, it is essential to examine the expectations for children with disabilities, English learners…

This report presents results from a new quantitative synthesis of research on the effectiveness and validity of test accommodations for English language learners (ELLs) taking large-scale assessments. In 2006, the Center on Instruction published a review of the literature on test accommodations for ELLs titled "Practical Guidelines for the…

This policy research document is intended for Arkansas policymakers to use when examining possible changes to the Arkansas state assessment's alignment with the National Assessment of Educational Progress (NAEP). The 2009 NAEP test is not yet in existence, so the purpose of this report is to give policymakers a head start in determining where they…

To gather longitudinal student achievement data from schools utilizing the four-day week, Iowa Tests of Basic Skills (ITBS) grade equivalent scores were obtained in 1984 from five rural Colorado school districts for four consecutive years--two years prior to and two years following the districts' change to the shortened week. A first analysis…

The 1982-83 school year was the second year of the New York City (New York) Public Schools Promotional Gates Program. Under this program students in grades four and seven who failed to attain their promotional criteria (in both reading and mathematics) were retained for a year of intensive remedial instruction. This report is the result of a…