Any examination that involves moderate to high stakes implications for examinees should be psychometrically sound and legally defensible. Currently, there are two broad and competing families of test theories that are used to score examination data. The majority of instructors outside the high-stakes testing arena rely on classical test theory…

This document describes the breadth of the research that the ETS (Educational Testing Service) Research & Development division is conducting in 2010. This portfolio will be updated in early 2011 to reflect changes to existing projects and new projects that were added after this document was completed. The research described in this portfolio falls…

The assessment of practice in nursing and midwifery education programs across England was examined to determine its validity, reliability, fairness, and effectiveness in maintaining and developing the quality of care. The research was conducted in two phases. Phase 1 was designed to identify theoretical and practical areas of concern that would…