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Direct linkCalvin, Catherine M.; Fernandes, Cres; Smith, Pauline; Visscher, Peter M.; Deary, Ian J. – Intelligence, 2010
General cognitive ability ("g") does not explain sex differences in academic test performance by the end of compulsory education. Instead, individual differences in specific reasoning abilities, after removing the effects of "g," may contribute to the observed gender gaps. Associations between general or specific cognitive…
Descriptors: State Schools, Females, Compulsory Education, Academic Achievement
Sundet, Jon Martin; Borren, Ingrid; Tambs, Kristian – Intelligence, 2008
The present study investigates the impact of changing fertility patterns on the Flynn effect. Intelligence test data comprised scores of army conscripts on an arithmetic, language and a Raven-similar test, and a composite score (General Ability). Family data of the conscripts enabled a decomposition of the population mean into effects of sibship…
Descriptors: Intelligence, Intelligence Tests, Scores, Military Personnel
