In the United States, when English language learners (ELLs) are tested, they are usually tested in English and their limited English proficiency is a potential cause of construct-irrelevant variance. When such irrelevancies affect test scores, inaccurate interpretations of ELLs' knowledge, skills, and abilities may occur. In this article, we…

Students with severe/profound mental retardation performed functional tasks under training or probe conditions. Analysis of nine students' records indicated that students do not react to probe conditions as if they were extinction conditions; training data do not consistently reflect performance under probe conditions; and data collected under…

This handbook brings together contributions by scholars in the areas of psychometrics, assessment, and evaluation who have expertise in the application of testing and assessment in multicultural environments. The book provides a comprehensive view of various cultural issues and offers updated information pertaining to the usage of major…

This final report describes the activities and outcomes of a project designed to develop and establish a psychoeducational assessment model to enhance the ability of educators, psychologists, and learning specialists to design and conduct meaningful evaluations of students who are deaf-blind. By focusing on psychoeducational assessment, this…

Discusses which kinds of data educators should respect and which they should reject. Asserts that most state accountability tests fail to produce the kinds of data that will improve teaching and learning. Teachers can get the data they need from their own instructionally useful classroom assessments. (WFA)