title: STUDIES IN CONCEPT ATTAINMENT: IV. THE ROLE OF PARTIAL REINFORCEMENT AS A FUNCTION OF AGE AND INTELLIGENCE.
mesh_terms: D000293:Adolescent; D000375:Aging; D002648:Child; D003210:Concept Formation; D006801:Humans; D007360:Intelligence; D012054:Reinforcement, Psychology
keywords: ADOLESCENCE; AGING; CHILD; CONCEPT FORMATION; INTELLIGENCE; REINFORCEMENT (PSYCHOLOGY)