4 ms·
The average score of American blacks on IQ tests such as the WISC and Stanford-Binet is about one standard deviation below that of whites, and the performance o
by poster123 9y ago
The average score of American blacks on IQ tests such as the WISC and Stanford-Binet is about one standard deviation below that of whites, and the performance of blacks on standardized tests such as the SAT and ACT is consistent with that IQ difference. You can debate the origins of the IQ difference, but it does exist.