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Klaczynski, Paul A.; Narasimham, Gayathri – Developmental Psychology, 1998
Three experiments examined the role of representations in adolescents' deductive reasoning. Findings indicated that, with age, conditional reasoning improved on tasks containing permission conditional relations; reasoning fallacies increased on tasks containing causal conditional relations. Valid conditional inferences were more common on problems…
Descriptors: Abstract Reasoning, Adolescents, Age Differences, Deduction