Adjustments are considered necessary for students with disabilities to be fully included in classroom instruction, classroom assessment and external accountability tests. The 67 item Checklist of Learning and Assessment Adjustments for Students (CLAAS), translated for the Chinese community, was used by 74 teachers from Macau and Mainland China to…

Accommodations or adjustments for students with disabilities (SWDs) who need them are required in Australian education law and policy for classroom instruction and assessment, and external educational accountability tests. Drawing upon the structure of the Assessment Accommodations Checklist and more than a decade of accessibility research, the…

This study provides initial evidence supporting intended score interpretations for the purpose of assessing opportunity to learn (OTL) via an online teacher log. MyiLOGS yields 5 scores related to instructional time, content, and quality. Based on data from 46 middle school classes, the evidence indicated that (a) MyiLOGS has high usability, (b)…

Motivated by the multiple-measures clause of recent federal policy regarding student eligibility for alternate assessments based on modified academic achievement standards (AA-MASs), this study examined how scores or combinations of scores from a diverse set of assessments predicted students' end-of-year proficiency status on statewide achievement…

The present study examined the effect accommodations have on test results of students with and without disabilities and documented experts' judgments about the appropriateness of testing accommodations. Test score data were collected from 218 fourth-grade students with and without disabilities on mathematics and science performance tasks and from…

This study examined the effects of testing accommodations on students' test performances and reactions to the use of testing accommodations. Participants (N = 170) were fourth- and eighth-grade students, with and without disabilities. All students were administered, with and without accommodations, equivalent forms of widely used math and reading…

The authors review both definitional and legal issues associated with testing accommodations and validity issues that confront educators who must make decisions about the use and likely effects of testing accommodations, and they summarize the results of 4 experimental studies they have conducted that examine the statistical effects of…

The relationships between ratings on the Idaho Alternate Assessment (IAA) for 116 students with significant disabilities and corresponding ratings for the same students on two norm-referenced teacher rating scales were examined to gain evidence about the validity of resulting IAA scores. To contextualize these findings, another group of 54…

The primary purpose of the investigation was to determine the extent to which (a) the Wisconsin Alternate Assessment (WAA) adequately measures the skills and concepts that make up the curriculum and instruction of students with significant disabilities; and (b) the WAA adequately measures the concepts and skill areas represented in Wisconsin's…

This booklet examines fundamental technical and implementation issues involved with large-scale, on-demand performance assessments and teacher-constructed, classroom-based performance assessments, especially for use with students who have disabilities. It discusses definitions and core concepts, outlines theoretical matters, reviews research on…