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Humphreys, Lloyd G. | 5 |
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Journal Articles | 2 |
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Humphreys, Lloyd G. – 1975
The author questions why intelligence and intelligence testing have been so lightly treated in recent years. The topic has been in disfavor, and citizens and educators have tended to swing from one extreme to another in their evaluations of such matters of social concerns. This virtual dismissal of intelligence has been followed by great…
Descriptors: Ability Grouping, Educational Practices, Individual Differences, Intelligence Differences
Humphreys, Lloyd G. – Proceedings of the National Academy of Education, 1981
This document is a book review of "Bias in Mental Testing" by Arthur R. Jensen. Jensen discusses intelligence as a phenotypic construct. The problem of ethnic differences in phenotypic intelligence is emotionally charged, which makes rational consideration of the issues difficult. The reviewer disagrees with the author's predisposition…
Descriptors: Book Reviews, Ethnic Bias, Intelligence, Intelligence Differences

Humphreys, Lloyd G. – Intelligence, 1978
In studies of the relationship between masculinity-femininity and intelligence, data should be analyzed using correlational analysis for the complete distribution, rather than analysis of variance of extreme groups. The earlier work of Baucom and Welsh (EJ 171 822) was used as illustration. (BW)
Descriptors: Analysis of Variance, Correlation, Femininity, Higher Education

Humphreys, Lloyd G. – Intelligence, 1985
This author reviews published data and presents new data relevant to the Spearman hypothesis concerning racial differences on cognitive tests. He concludes that across-the-board difference between SES groups occurs primarily on the general factor, and that there are major determinants of race differences independent of the general factor.…
Descriptors: Blacks, Cognitive Ability, Cognitive Measurement, Cognitive Tests

Humphreys, Lloyd G. – Intelligence, 1985
The author responds to criticisms made by Jensen pertaining to tests of the Spearman hypothesis. The near-zero correlation between Blacks and low socio-economic status Whites is neither an artifact of methodology nor a sampling fluke. Low and high SES White differences are highly correlated with general factor loadings. (LMO)
Descriptors: Blacks, Cognitive Ability, Cognitive Measurement, Cognitive Tests