The Reduced Reparameterized Unified Model (Reduced RUM) is a diagnostic classification model for educational assessment that has received considerable attention among psychometricians. However, the computational options for researchers and practitioners who wish to use the Reduced RUM in their work, but do not feel comfortable writing their own…

This article draws on previously employed methods for conducting fidelity studies and applies them to an evaluation of an unprescribed intervention. We document the process of assessing the fidelity of implementation of the Math Recovery first-grade tutoring program, an unprescribed, diagnostic intervention. We describe how we drew on recent…

Conducted survey of state universities (N=13) offering comprehensive services for learning-disabled college students to determine learning disability program characteristics. Found most institutions offered basic support services but of varying quality. Found respondent inconsistencies in identification, assessment, and diagnosis of learning…

Described are some of the teaching innovations used in a large university chemistry department in Britain. They include diagnostic testing and individual tutoring; self-instruction centers for remedial teaching, complementary services, and specialist materials; new laboratory approaches; and innovations to develop skills needed by chemistry…