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Schmitz, Florian; Wilhelm, Oliver – Journal of Intelligence, 2019
Current taxonomies of intelligence comprise two factors of mental speed, clerical speed (Gs), and elementary cognitive speed (Gt). Both originated from different research traditions and are conceptualized as dissociable constructs in current taxonomies. However, previous research suggests that tasks of one category can be transferred into the…
Descriptors: Taxonomy, Intelligence Tests, Testing, Test Format
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Hamel, Ronald; Schmittmann, Verena D. – Educational and Psychological Measurement, 2006
The Raven Advanced Progressive Matrices Test (APM) is a well-known measure of higher order general mental ability. The time to administer the test, 40 to 60 minutes, is sometimes regarded as a drawback. To meet efficiency needs, the APM can be administered as a 30-or 40-minute timed test, or one of two developed short versions could be used. In…
Descriptors: Intelligence Tests, Cognitive Ability, Group Testing, Timed Tests