This report provides an update on the state of the research on testing accommodations. Previous reports by the National Center on Educational Outcomes (NCEO) have covered research published since 1999. In this report, we summarize the research published in 2019. During 2019, 11 research studies were published on the topic of testing accommodations…

Text-to-speech (TTS) refers to technology that reads aloud digital text (Understood, 2019). For years, TTS and its human counterpart--read aloud--have generated controversy about when and for whom these supports should be allowed on state assessments (Thurlow, Christensen, & Rogers, n.d.; Thurlow & Weiner, n.d.; Thurlow, Laitusis, Dillon,…

This report provides an update on the state of the research on testing accommodations. Previous reports by the National Center on Educational Outcomes (NCEO) have covered research published since 1999. In this report, we summarize the research published in 2020. During 2020, 11 research studies addressed testing accommodations in the U.S. K-12…

The purpose of this report is to present a synthesis of the research on test accommodations for U.S. elementary and secondary students (K-12) published in 2018. The academic literature described here encompasses empirical studies of performance comparability, investigations into accommodations use, implementation practices, and perceptions of the…

The 2015 reauthorization of the Every Student Succeeds Act (ESSA) placed a state-level 1.0% threshold on student participation in the alternate assessment based on alternate academic achievement standard (AA-AAAS). ESSA also stipulated that state education agencies (SEAs) may not impose on any local educational agency (LEA) a cap on the percentage…

This report presents the findings of an analysis of states' FFY 2018 State Systemic Improvement Plans (SSIPs), submitted to the U.S. Department of Education's Office of Special Education Programs (OSEP) in April 2020. It specifically addresses how assessments were included in states' State-Identified Measurable Results (SIMRs). For states with…

This "Guide" is an update to the State Guide to Universally Designed Assessments produced by the National Center on Educational Outcomes (NCEO) in 2006 (Johnstone et al.). It provides a brief overview of what a universally designed assessment is, followed by a set of steps for states to consider when designing and developing, or…

This is the 20th report by the National Center on Educational Outcomes (NCEO) that describes how states publicly report assessment data for students with disabilities in K-12 schools in the United States. The purpose of this report is to examine the extent to which states reported 2016-17 assessment data for students with disabilities "to the…

This is the 21st report by the National Center on Educational Outcomes (NCEO) that describes how states publicly report assessment data for students with disabilities in K-12 schools in the United States. The purpose of this report is to examine the extent to which states reported 2017-18 assessment data for students with disabilities "to the…

The purpose of this report is to present a synthesis of the research on test accommodations published in 2015 and 2016. We summarize the research to review current research trends and enhance understanding of the implications of accommodations use in the development of future policy directions, to highlight implementation of current and new…

This report provides an update on the state of the research on testing accommodations as well as to identify promising future areas of research. Previous reports by NCEO have covered research published since 1999. We summarize the research to review current research trends and enhance understanding of the implications of accommodations use in the…

This article reports on findings from a review of statewide large-scale test blueprints. The qualitative and descriptive numerical review of themes found in state blueprints provides information on trends in statewide reading assessments. These trends are then set against the backdrop of testing accommodations for students with disabilities.…

A report providing an update on the state of the research on testing accommodations as well as to identify promising future areas of research. Previous reports by NCEO have covered research published since 1999. NCEO summarizes the research to review current research trends and enhance understanding of the implications of accommodations use in the…

The use of accommodations for both instruction and assessment continues to be of great importance for students with disabilities. The purpose of this report is to provide an update on the state of the research on testing accommodations, as well as to identify promising areas of research likely to contribute to understanding of current and emerging…

Large data sets from a state reading assessment for third and fifth graders were analyzed to examine differential item functioning (DIF), differential distractor functioning (DDF), and differential omission frequency (DOF) between students with particular categories of disabilities (speech/language impairments, learning disabilities, and emotional…