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Hunt, Earl – 1978
It is difficult to account for the real and easily measured differences in verbal competence. Differential psychologists investigate basic traits from which observed behavior is thought to be generated, but if thinking is viewed as a problem in information handling, research will more profitably focus on the relationship between behavior in…
Descriptors: Behavioral Science Research, Cognitive Ability, Intelligence Differences, Learning Processes
Nuttall, Ronald L.; Nuttall, Ena Vazquez – 1978
This study focuses on the effects of family size and spacing on intellectual, social, and personality development of children. The sample consisted of 533 suburban, middle class, large family (five or more) and small two child family children. The children, 233 boys and 300 girls, were teenagers attending either junior or senior high school.…
Descriptors: Academic Aspiration, Age Differences, Behavioral Science Research, Birth Order