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Goldstein, David; Myers, Barbara – Child Study Journal, 1980
The discrepancy between middle-class and lower-class children's performance on IQ tests has been thought of as "cognitive deficit" or as "cognitive differences." This paper proposes another explanation--cognitive lag hypothesis--according to which the low IQ test scores of lower-class children are seen as due to the developmentally delayed…
Descriptors: Children, Educational Policy, Individual Differences, Intelligence Differences