Two meta-analyses, one with 27,973 subjects in 31 studies and one with 34,262 subjects in 141 studies, found that tests of short-term memory are valid predictors of job and training performance and that racial differences are smaller than is usual on cognitive tests. (SLD)

The subject of this dissertation is the examination of differential item functioning (DIF) through the use of loglinear Rasch models with latent classes. DIF refers to the probability that a correct response among equally able test takers is different for various racial, ethnic, and gender groups. Because usual methods of detecting DIF give little…

Because of concerns about the validity of tests used in education and employment, a consultation on June 16, 1989, focused on tests of ability, achievement, and other skills. Invited experts were asked to address a set of issues common to both education and employment testing, primarily related to test construction procedures and how to establish…

This study demonstrates that the validity and usefulness of mathematics achievement tests can be improved by defining psychologically meaningful subscores that yield differential relations with student, teacher, and school variables. The National Education Longitudinal Study of 1988 (NELS:88) 8th- and 10th-grade math tests were subjected to full…