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Wicherts, Jelte M.; Dolan, Conor V.; Carlson, Jerry S.; van der Maas, Han L. J. – Learning and Individual Differences, 2010
This paper presents a systematic review of published data on the performance of sub-Saharan Africans on Raven's Progressive Matrices. The specific goals were to estimate the average level of performance, to study the Flynn Effect in African samples, and to examine the psychometric meaning of Raven's test scores as measures of general intelligence.…
Descriptors: Intelligence, Academic Achievement, Predictive Validity, Foreign Countries
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Sutton, Griffin P.; Barchard, Kimberly A.; Bello, Danielle T.; Thaler, Nicholas S.; Ringdahl, Erik; Mayfield, Joan; Allen, Daniel N. – Psychological Assessment, 2011
Evaluation of visuoconstructional abilities is a common part of clinical neuropsychological assessment, and the Beery-Buktenica Developmental Test of Visual-Motor Integration (VMI; K. E. Beery & N. A. Beery, 2004) is often used for this purpose. However, few studies have examined its psychometric properties when used to assess children and…
Descriptors: Attention Deficit Hyperactivity Disorder, Intelligence, Neurological Impairments, Injuries
Humphreys, Lloyd G.; And Others – 1970
This collection of papers, concerned with the nature and theory of intelligence, forms part of a project to integrate test and factor theory with the empirical, functional relationships involving standard intelligence tests. The project will render more objective the use of factor analysis in personnel research. A definition of intelligence…
Descriptors: Ability, Correlation, Factor Analysis, Factor Structure