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Novack, Thomas A.; Richman, Charles L. – Child Development, 1980
Tests the effects of stimulus variability on overgeneralization and overdiscrimination errors in children and adults. The subjects (n=64), adults and five-, seven-, and nine-year-old children, participated in a visual discrimination task. (CM)
Descriptors: Age Differences, Children, College Students, Discrimination Learning
Peer reviewed Peer reviewed
Ludemann, Pamela M. – Child Development, 1991
Infants were tested for recognition and discrimination of expressions. Ten-month olds familiar with a mix of happy and surprised expressions demonstrated generalized discrimination of positive affect. Only after seven months does dependence on the presence of expression-specific features for affect recognition and discrimination diminish. (BC)
Descriptors: Discrimination Learning, Facial Expressions, Familiarity, Habituation
Peer reviewed Peer reviewed
Faulkender, Patricia J.; And Others – Child Development, 1974
An evaluation of selective generalization of habituation on the basis of meaningful categories of stimuli. Also explored are the sex differences in conceptual generalization of habituation. Subjects were 36 toddlers with a mean age of 40 months. (SDH)
Descriptors: Attention Span, Concept Formation, Discrimination Learning, Eye Fixations