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ERIC Number: EJ233571
Record Type: Journal
Publication Date: 1980-Nov
Pages: N/A
Abstractor: N/A
Reference Count: N/A
The Heritability of Fluid and Crystallised Intelligence, Estimated by a Least Squares Use of the Mava Method.
Cattell, R. B.
British Journal of Educational Psychology, v50 pt3 p253-65 Nov 1980
Hereditability of the two second order intelligence factors gc and gf was studied using the MAVA design in 470 brothers reared together, 94 identical twins reared together, 124 fraternal twins reared together, and 1543 boys (fluid intelligence) and 2579 (crystallized intelligence) unrelated. All were in the 12-18 age range. (Author)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A