This monograph reviews issues in research on the effects of using accommodations for students with disabilities who are included in educational assessments, particularly state and district assessments. Following an introductory overview, a section provides background on the need for good research on accommodations. The paper then defines commonly…

This report discusses the findings of a study that attempted to investigate the participation rates of students with disabilities in the Oregon statewide testing program. The study joined individual student data from the Oregon Statewide Assessment Program and the Oregon Special Education Child Count to examine participation rates. The report…