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Test-Retest and Home-Clinic Characteristics of the Bayley Scales of Infant Development in Nine- and Fifteen-Month-Old Infants.
Peer reviewed Peer reviewed
Horner, Thomas M. – Child Development, 1980
Descriptors: Age Differences, Cognitive Development, Environmental Influences, Infant Behavior
Bayley's Infant Behavior Record: Behavioral Components and Twin Analyses.
Peer reviewed Peer reviewed
Matheny, Adam P., Jr. – Child Development, 1980
Factor analysis of 25 rating scales from Bayley's infant behavior record were performed for a sample of about 300-400 infant twins tested one or more times between 3 and 24 months of age. The analyses provided five major and two minor factors that were considerably consistent at all ages. (Author/DB)
Descriptors: Affective Behavior, Age Differences, Auditory Perception, Factor Analysis