Presented at the national conference for the American Educational Research Association (AERA) in April 2009. This study examined the utility of scores on the SAT writing test, specifically examining the reliability of scores using generalizability and item response theories. The study also provides an overview of current predictive validity…

Discusses classical test theory, including test construction, administration, and use. Covers basic statistical concepts in measurement, reliability, and validity; principles of sound test construction and item analysis; test administration and scoring; procedures for transforming raw test data into scaled scores; and future prospects in test…

Provides a brief overview of validity and reliability as concepts related to the overall quality of test instruments. Describes the nature and interpretation of content, face, criterion, and construct validity and identifies several approaches for measurement and improvement of reliability. (Author/CS)

This publication is designed to help vocational evaluators wisely select and use tests within the context of the referral questions and the individualized evaluation plan. The first of two parts contains information on why tests are used in evaluation, problems with tests, and how to select tests. Part 2 contains a review of specific tests that…

This document reviews 49 assessment measures that were designed for, or could be used with, pre-school children between the ages of three and five. The assessments have been classified into the following categories: (1) cognitive skills, (2) language, (3) social adjustment and behavior, (4) physical skills, (5) developmental and clinical measures,…

Presented at the Annual National Council on Measurement in Education (NCME) in New York in March 2008. This presentation explores how different item weighting can affect the effective weights, validity coefficents and test reliability of composite scores among test takers.

This compilation lists 286 current second language testing research projects in the United States and abroad. Each listing provides the name of the principal investigator, address, title of project, areas covered by the research, and a 50- to 100-word descriptive statement of the project. Date of completion or projected completion of each project…