Seeking the Cause of Correlations among Mental Abilities: Large Twin Analysis in a National Testing Program.

Page, Ellis B.; Jarjoura, David

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Peer reviewed

ERIC Number: EJ205811

Record Type: Journal

Publication Date: 1979

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: N/A

EISSN: N/A

Seeking the Cause of Correlations among Mental Abilities: Large Twin Analysis in a National Testing Program.

Page, Ellis B.; Jarjoura, David

Journal of Research and Development in Education, v12 n2 p108-17 Win 1979

A computer scan of ACT Assessment records identified 3,427 sets of twins. The Hardy-Weinberg rule was used to estimate the proportion of monozygotic twins in the sample. Matrices of genetic and environmental influences were produced. The heaviest loadings were clearly in the genetic matrix. (SJL)

Descriptors: Academic Achievement, Achievement Tests, College Bound Students, Factor Analysis, Heredity, Intelligence, Nature Nurture Controversy, Research Methodology, Sampling, Twins

Publication Type: Journal Articles; Reports - Research

Education Level: N/A

Audience: N/A

Language: English

Sponsor: N/A

Authoring Institution: N/A

Identifiers - Assessments and Surveys: ACT Assessment

Grant or Contract Numbers: N/A

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