Lecture 8 (2-18)

Lecture 8 (2-18) - Ch 6 (cntd) Operant Condg (cntd)...

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1 Ch 6 (cnt’d) Operant Cond’g (cnt’d) SCHEDULES OF REINFORCEMENT Partial reinforcement behaviors reinforced only occasionally o at different times, or different occurrences of behavior, as opposed to continuous: reinforcing every occurrence of behavior partial slower to extinguish than continuous Fixed interval Reinforcement after a fixed amount of Variable interval Reinforcement after a varying amount of Fixed ratio Reinforcement after a fixed # of Variable ratio Reinforcement after a varying # of Observational Learning (A.K.A MODELING) Learning by observing & imitating others, often by watching models Bandura (1963) had children watch an adult ignoring or punching a Bobo doll and shouting things like “Kick him” Children who watched the aggressive adult model were more aggressive to Bobo later Neuroscience & Learning Long-term Potentiation Mirror Neurons Certain neurons (that normally fire when performing certain actions) also fire when observing others perform the action these “mirror systems” might help explain the basis for
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This note was uploaded on 02/08/2012 for the course PSYC 001 taught by Professor Rozin during the Fall '07 term at UPenn.

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Lecture 8 (2-18) - Ch 6 (cntd) Operant Condg (cntd)...

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