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| Child Development | 2 |
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Peer reviewedLoo, Chalsa; Wenar, Charles – Child Development, 1971
Forty middle class kindergarten children's activity level was not found to be correlated with motor inhibition, impulsivity, or IA, while motor inhibition was significantly correlated with IQ but not with impulsivity. (WY)
Descriptors: Intelligence Quotient, Kindergarten Children, Motor Development, Motor Reactions
Peer reviewedSaudino, Kimberly J.; Eaton, Warren O. – Child Development, 1991
The activity level of 60 pairs of infant twins was measured for 2 days. Differences in activity level for monozygotic and dizygotic twins, as indicated by motion recorders and parent ratings, showed evidence of genetic influences. (BC)
Descriptors: Foreign Countries, Genetics, Infants, Measurement Techniques
