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| Data Analysis | 2 |
| Intellectual Development | 2 |
| Psychological Studies | 2 |
| Tables (Data) | 2 |
| Adolescents | 1 |
| Adults | 1 |
| Birth Order | 1 |
| Charts | 1 |
| Family Structure | 1 |
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Peer reviewedZajonc, R. B.; Markus, Gregory B. – Psychological Review, 1975
A confluence model is developed that explains the effects of birth order and family size on intelligence. (Editor)
Descriptors: Birth Order, Charts, Data Analysis, Family Structure
Peer reviewedFitzgerald, Joseph M.; And Others – Developmental Psychology, 1973
A cross-sectional, stratified random sample of 1,891 male and female adolescents (age range from 12 years 6 months to 17 years 6 months) was tested in 1970 with the Grades 9-12 form of the Primary Mental Abilities test. (Editor)
Descriptors: Adolescents, Adults, Data Analysis, Individual Characteristics
