This report describes a calibration, scoring, and reporting method applicable to an assessment requiring aggregation at multiple levels. We demonstrate the method using an example of an assessment that targets a small and diverse population, an English language proficiency assessment for English learners with the most significant cognitive…

Designing an effective K-12 alternate English language proficiency assessment (ELP) for English learners with significant cognitive disabilities (ELSCDs) is a substantial undertaking, particularly given the absence of design models for such an assessment and limited empirical research to guide test design teams. These challenges emphasized the…

In the current study, we employed a concurrent multiple probe across participants design to examine the effects of an intervention package (i.e., response prompting, frames, technology) on sentence writing for three participants, ages 10-12, with intellectual and developmental disabilities (IDD). Specifically, we taught participants to write…

Determining whether an English learner with significant cognitive disabilities should participate in an alternate English language proficiency (alt-ELP) assessment is a challenge for Individualized Education Program teams. Although some states provide guidelines for making the decision, many do not. The purpose of this resource is to provide…