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Instrumental Conditioning
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A Little History Thorndike –discrete trial procedure –outcome dependent on behavior –didn’t find imitative learning –first theory of instrumental learning
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Thorndikes’ Law of Effect S-R associations are stamped in by reward (satisfiers) StimulusResponse
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SR Thorndike’s Answer to “What is learned?” Reinforcement “stamps in” this connection
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SR O Is This All That’s Learned? ? ?
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S-O Association Stage 1 Right PelletTone PelletTone: Left? Right? Left SucroseLight SucroseLight: Left? Right? Number of Presses ToneLight Left Right TestStage 2
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R-O Association Phase 1DevaluationTest Push Left PelletPellet+LiClRight? Push Right SucroseSucrose+LiClLeft? Number of Pushes Left Pushes Right Pushes Devalued Pellet Devalued Sucrose
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Event Presented Event Removed Smile Chokes Stops Twiddling Excuses Himself Effect on Behavior Rate Consequence Positive Reinforcement Negative Reinforcement Positive Punishment Negative Punishment
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Instrumental Crying
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