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Padoa-Schioppa, Camillo; Jandolo, Lucia; Visalberghi, Elisabetta – Cognition, 2006
We studied economic choice behavior in capuchin monkeys by offering them to choose between two different foods available in variable amounts. When monkeys selected between familiar foods, their choice patterns were well-described in terms of relative value of the two foods. A leading view in economics and biology is that such behavior results from…
Descriptors: Prediction, Primatology, Food, Selection
Cotton, Jown W. – 1974
This investigation compares overt judgments about tenable hypotheses to choices in a concept identification task, as a function of stimulus similarity on successive trials. Two mathematical models are tested: (a) A 1-element local consistency version of Restle's concept identification model and (b) the same model with two additional passive states…
Descriptors: Cognitive Processes, College Students, Concept Formation, Critical Thinking