This meta-analysis was conducted to estimate the magnitude of gender difference in three-dimensional (3-D) mental rotation ability and to investigate how factors related to test administration conditions play a role in varying gender difference effect sizes and threatening validity. Individuals' 3-D mental rotation ability was measured by the…

A test battery was designed to test the Baddeley and Hitch model of working memory. The battery was administered to 87 children aged 6 and 7 years. Correlations between subtest scores indicated high construct validity for the central executive and phonological loop measures, although not for the visuospatial measures. (Contains 100 references and…

In order to discover reader reactions to color on a newspaper page, specifically eye movement and overall opinion of the paper, identical pages were created and printed by the "St. Petersburg Times" (Florida). The content of fifteen front pages, six lifestyles pages, and three sports front pages were nearly identical, differing only in the kind…

This summarizes a study designed to provide a basis for researchers who study measurable areas of human performance or attempt to conceptualize and develop a theory and structure of abilities. Specifically, this study was directed toward the identification of tests that can serve as markers for well established cognitive factors. (Author/CTM)