Harvard Educational Review, Volume 39Howard Eugene Wilson Harvard University, 1969 "The Harvard Educational Review is a journal of opinion and research in the field of education. Articles are selected, edited, and published by an editorial board of graduate students at Harvard University. The editorial policy does not reflect an official position of the Faculty of Education or any other Harvard faculty."-- Volume 81, Number 2, Summer 2011 |
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Page 26
... siblings of the severely retarded with siblings of the mildly retarded . In England , where this has been studied intensively , these two retardate groups are called imbecile ( IQs below 50 ) and feebleminded ( IQs 50 to 75 ) ...
... siblings of the severely retarded with siblings of the mildly retarded . In England , where this has been studied intensively , these two retardate groups are called imbecile ( IQs below 50 ) and feebleminded ( IQs 50 to 75 ) ...
Page 46
... siblings on these characteristics ; sibling resemblance is generally much higher than this for traits of low heritability . ) The genetic correlation between the average of both parents ( called the " midparent " ) and a single ...
... siblings on these characteristics ; sibling resemblance is generally much higher than this for traits of low heritability . ) The genetic correlation between the average of both parents ( called the " midparent " ) and a single ...
Page 578
... Siblings . Author Burt ( 1966 ) Type Test Correlations MZ Siblings Estimates of H ( percent of Variance ) Spelling -597 .49 20.98 Arithmetic .705 .56 32.95 General Attainment .623 .526 20.46 Newman , Freeman , Stanford and Holzinger ...
... Siblings . Author Burt ( 1966 ) Type Test Correlations MZ Siblings Estimates of H ( percent of Variance ) Spelling -597 .49 20.98 Arithmetic .705 .56 32.95 General Attainment .623 .526 20.46 Newman , Freeman , Stanford and Holzinger ...
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American analysis ARTHUR Arthur Jensen assortative mating average B. F. Skinner basic behavior child classroom cognitive College compensatory education component concept correlation cultural curriculum Dasein Dewey disadvantaged children discussion distribution educa effects environment environmental factors epistasis estimate evidence experience fact families function gains genes genetic factors genotype Harvard Educational Review Heidegger heredity heritability human important individual differences intellectual intelligence test interaction involved IQ tests issues Jensen learning LEROY F MARTIN DEUTSCH mean IQ measure ment mental abilities MZ twins Negro normal normal distribution parents percent persons phenotypic Piaget political population preschool present problems Professor Jensen's programs psychological psychometric question race racial reading reported role siblings social class society Stanford-Binet structure studies teachers teaching test scores theory tion traditional twin studies twins reared UNIVERSITY OF CALIFORNIA variance York