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Voelke, Annik E.; Troche, Stefan J.; Rammsayer, Thomas H.; Wagner, Felicitas L.; Roebers, Claudia M. – Infant and Child Development, 2013
More than a century ago, Galton and Spearman suggested that there was a functional relationship between sensory discrimination ability and intelligence. Studies have since been able to confirm a close relationship between general discrimination ability (GDA) and IQ. The aim of the present study was to assess whether this strong relationship…
Descriptors: Short Term Memory, Children, Age Differences, Correlation
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Krouse, Hailey E.; Braden, Jeffery P. – Journal of Psychoeducational Assessment, 2011
The present study examined the reliability and validity of the Wechsler Intelligence Scale for Children-Fourth Edition (WISC-IV) for use with deaf and hard-of-hearing (D/HOH) children. Psychologists (n = 10) provided data for 128 D/HOH children who were assessed with the WISC-IV as part of routine assessments. All the WISC-IV subtests (8) and…
Descriptors: Intelligence Quotient, Psychologists, Deafness, Test Reliability
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van Leeuwen, Marieke; Peper, Jiska S.; van den Berg, Stephanie M.; Brouwer, Rachel M.; Hulshoff Pol, Hilleke E.; Kahn, Rene S.; Boomsma, Dorret I. – Intelligence, 2009
In a population-based sample of 112 nine-year old twin pairs, we investigated the association among total brain volume, gray matter and white matter volume, intelligence as assessed by the Raven IQ test, verbal comprehension, perceptual organization and perceptual speed as assessed by the Wechsler Intelligence Scale for Children-III. Phenotypic…
Descriptors: Twins, Intelligence Tests, Intelligence Quotient, Brain
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Spijkerboer, A. W.; Utens, E. M. W. J.; Bogers, A. J. J. C.; Verhulst, F. C.; Helbing, W. A. – British Journal of Developmental Psychology, 2008
In this study, long-term intellectual functioning and school-related behavioural outcomes were assessed in a patient sample that underwent invasive treatment for congenital heart disease (ConHD) between 1990 and 1995. The Wechsler Intelligence Scale for Children-Revised was used to measure intellectual functioning and the Teacher's Report Form to…
Descriptors: Emotional Problems, Heart Disorders, Intelligence Quotient, Emotional Adjustment
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Ceci, Stephen J. – Developmental Psychology, 1991
Reviews the literature on the relationship between schooling, IQ, and the cognitive processes presumed to underpin IQ. The data suggest the importance of quantity of schooling for IQ. Schooling fosters the development of cognitive processes that underpin performance on IQ tests. This development is unrelated to the quality of schools. (BC)
Descriptors: Achievement Tests, Adolescents, Attendance, Children