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Lecture 20

Psychology Lecture 20.docx

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Psychology 1000

Psychology Lecture 20 Factors affecting conditioning, instrumental model, and law of effect  What are some of the factors that influence conditioning?  What is the difference between classical and instrumental conditioning  How is behavior maintained by its consequences?  Classical conditioning of love o Reinforcement affect model  Arousing stimulus (ie. Music)  Generates positive feelings o Gives positive evaluation (like the music)  Neutral stimulus (a stranger) o Positive evaluation (like the stranger)  Putting elements together o May and Hamilton (1980)  Female students listen to  Negative (classical)  Neutral  Positive (rock)  Rated attractiveness of male photos after having listened to music  Positive music affects seeing them as more attractive  Acquisition curves o Response strength  Latency (CS-CR)  Time between conditioned stimulus and response  Output measure  How quickly you acquire the stimulus and give response, how quick you learn  Temporal Contiguity  Forward pairing o The temporal relationship between conditioned stimulus and unconditioned stimulus o CS occurs before UCS, ie. Ring bell and give food  Simultanious pairing o CS and UCS at same time  Backward pairing o UCS before CS, give food and then ring bell  Forward pairing is best with CS-UCS interval = 0.5 seconds o Higher Or
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