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Barrett, P. T.; Eysenck, H. J. – Intelligence, 1992
An attempt to replicate the results with averaged evoked potentials (AEPs) of D. E. Hendrickson and A. E Hendrickson (1982) with 40 adults confirms a negative correlation between AEP variability and IQ. The Hendrickson paradigm is seen as no more than a well-controlled auditory evoked potential. (SLD)
Descriptors: Adults, Correlation, Intelligence, Intelligence Quotient
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LaBuda, Michele C.; And Others – Intelligence, 1987
Genetic and environmental correlations among 11 Wechsler Intelligence Scale for Children-Revised (WISC-R) subtests were estimated from a sample of 143 twin pairs using the methodology of multivariate behavioral genetics. Correlations due to within-pair environmental influences were generally small, whereas those due to shared environmental…
Descriptors: Correlation, Elementary Secondary Education, Genetics, Individual Differences
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Jensen, Arthur R.; Reed, T. Edward – Intelligence, 1990
The effects of controlling for individual differences in simple reaction time (RT) on the correlations of choice RT and discrimination RT with intelligence quotient were studied for 213 male college students. Simple RT was controlled by subtraction, partial correlation, and multiple correlation. (SLD)
Descriptors: Cognitive Processes, College Students, Correlation, Higher Education