title: Expectancy of success and the probability learning of retarded children.
mesh_terms: D000124:Achievement; D000293:Adolescent; D002648:Child; D002674:Child, Institutionalized; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D008297:Male; D009042:Motivation; D011337:Probability Learning; D012056:Reinforcement, Social