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Irwing, Paul; Booth, Tom; Nyborg, Helmuth; Rushton, J. Philippe – Intelligence, 2012
We examined whether the General Factor of Personality (GFP) is related to the "g" factor of cognitive ability using data from the Vietnam Experience Study which randomly sampled 4462 Vietnam War veterans from a total sample of about five million Vietnam era army veterans. Exclusionary criteria included passing a fitness test, achieving a…
Descriptors: Intelligence, War, Aptitude Tests, Personality
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Deary, Ian J.; Irwing, Paul; Der, Geoff; Bates, Timothy C. – Intelligence, 2007
There is scientific and popular dispute about whether there are sex differences in cognitive abilities and whether they are relevant to the proportions of men and women who attain high-level achievements, such as Nobel Prizes. A recent meta-analysis (Lynn, R., and Irwing, P. (2004). Sex differences on the progressive matrices: a meta-analysis.…
Descriptors: Cognitive Ability, Vocational Aptitude, Siblings, Psychological Testing
Wildgrube, Wolfgang – 1982
In April of 1982, the German Federal Armed Forces initiated the first empirical pilot project in the area of computerized adaptive testing (CAT). The configuration of hardware, psychological section, and physiological section is discussed, as well as two current problems (data transfer from the TEST 2000 microcomputer to a large sized computer for…
Descriptors: Adaptive Testing, Adults, Aptitude Tests, Armed Forces