Lecture7Learning

Lecture7Learning - Outline Learning What is learning...

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1 Learning General Psychology Jan. 28, 2010 Outline s What is learning? s Non-Associative Learning s Associative Learning b Classical Conditioning b Operant Conditioning b Biological Influences on Associative Learning s Cognitive Models of Learning History of Learning Theory s Zeitgeist b Psychology is ONLY mental processes b Nature rather than Nurture s Eugenics s Learning Theory b Based on __________________ b All nurture s Learning: Change in an organism’s behavior or thought as a result of experience Non-associative learning s Habituation b Unchanging stimulus Decreased response b Dishabituation s Return of original response level s Sensitization b Increased responsiveness to a stimulus
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2 Associative learning s Learning about relationships between events b Classical Conditioning s Passive s Reflexive behavior b Operant Conditioning s Active participation of learner s Consequences Pavlov’s Experiment: Step 1 s Natural Response: b Unconditioned stimulus (UCS) automatically elicits the unconditioned response (UCR) (neutral) Pavlov’s Experiment: Step 2 s Acquisition Phase: b Repeatedly pair neutral stimulus with unconditioned stimulus (UCS) Trials Pavlov’s Experiment: Step 3 s Successful Learning: b Conditioned stimulus (CS) alone elicits the conditioned
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3 Classical Conditioning s A neutral stimulus elicits a reflexive response due to its association with a stimulus that naturally elicits the response s Un conditioned = Natural s Conditioned = Learned What did Dwight learn? (CR) (neutral) (CS) (UCS) + Step 1: Natural Response Step 2: Acquisition Step 3: Learned Response (UCR) (UCS) Extinction Stimulus Discrimination s Differentiating among stimuli s Stimulus must be perceived as different
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4 Stimulus Generalization
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Lecture7Learning - Outline Learning What is learning...

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