Descriptor
| Behavior Patterns | 1 |
| Body Weight | 1 |
| Discrimination Learning | 1 |
| Factor Analysis | 1 |
| Infant Behavior | 1 |
| Infants | 1 |
| Maturation | 1 |
| Neonates | 1 |
| Responses | 1 |
| Sleep | 1 |
Source
| Developmental Psychology | 1 |
Author
| Yang, Raymond K. | 1 |
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Peer reviewedYang, Raymond K.; And Others – Developmental Psychology, 1976
Measures of active sleep, quiet sleep, sucking, crying, body size and gestational age were factor analyzed for 137 normal newborns at 2 days of age. The results yielded 3 stable factors: reactivity-irritability, maturity, and reflexive and discriminative sucking. (JMB)
Descriptors: Behavior Patterns, Body Weight, Discrimination Learning, Factor Analysis
