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Denison, Stephanie; Trikutam, Pallavi; Xu, Fei – Developmental Psychology, 2014
A rich tradition in developmental psychology explores physical reasoning in infancy. However, no research to date has investigated whether infants can reason about physical objects that behave probabilistically, rather than deterministically. Physical events are often quite variable, in that similar-looking objects can be placed in similar…
Descriptors: Developmental Psychology, Infants, Probability, Inferences
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Xu, Fei; Spelke, Elizabeth S. – Cognition, 2000
Two experiments examined 6-month-olds' ability to discriminate between visual displays of various number of dots varying in size and position, and with controls for other extraneous variables. Findings indicated that infants could discriminate between large sets on the basis of numerosity if they differed by a large ratio (8 versus 16, but not 8…
Descriptors: Discrimination Learning, Habituation, Infant Behavior, Infants