Theories Of Classical Conditioning
Theories Of Classical Conditioning PSY 320
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This 2 page Class Notes was uploaded by Bailee Zemlock on Sunday September 20, 2015. The Class Notes belongs to PSY 320 at Arizona State University taught by Dr. Amazeen in Summer 2015. Since its upload, it has received 23 views. For similar materials see Learning and Motivation in Psychlogy at Arizona State University.
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Date Created: 09/20/15
Theories of Classical Conditioning September 10 2015 Physiological theory Pavlov s Theory Cognitive Theories RescorlaWagner model and Mackintosh s Theory of Attention RescorlaWagner Model learning happens when someone is surprised does not get the expected response 1 snpesuw Acquisition Extinction Blocking Overshadowing Overexpectation When there s no surprise there s no conditioning When there IS a surprise and you get more than you expect Excitatory Conditioning is occurring When you expect more than you actually get Inhibitory Conditioning is occurring Large change in the ACQUISITION incline curve and starts to make an asymptote with EXCITATORY CONDITIONING Large change in the EXTINCTION decline curve and starts to make an asymptote with INHIBITORY CONDITIONING Blocking is when the first condition stimulus blocks the acquisition of a new condition stimulus Present CS1 9 US pairing Introduce a new different CS I CS1 9 new CS 9 US 0 Test CS1 9 CR Test new CS 9 same CR 0 So no additional information was added nothing changed not surprised 0 First conditioned stimulus blocked the second new stimulus because it came first Overshadowing is when a larger stimuli is accompanying the conditioned stimulus and is conditioned faster 0 CSl9cs29US 0 C81 em 0 C52 9 NO CR Overexpectation Condition two separate CS then present them both together but the response for the expectation of them together is higher A little inhibitory response occurs 0 Clap hands in order to get a treat Say yippee in order to get a treat But when you clap hands and say yippee at the same time you expect two treats Instead you only get one treat You overexpected two treats and now you slightly inhibit the response next time 00 O Theories of Classical Conditioning September 10 2015 Mackintosh s Theory of Attention limited attention but you attend to things that are informative important only stimuli that you find important can be conditioned Cocktail Party Phenomenon You can t pay attention to everything going on at the same time so you divide your attention to what you consider informative important CS Preexposure Effect prior experience with the CS slows acquisition 0 Like habituation because if you have the same stimuli occurring every day you start to ignore it or don t even realize it at times 0 If a dog hears a bell every day before Pavlov introduced it the dog won t condition well to the bell US Preexposure Effect prior experience with the US slows acquisition 0 If the dog gets the treats away the bell won t matter because the dog just gets treats all the time How does acquisition occur Attention How does extinction occur Stop paying attention With blocking why do you only become conditioned to C81 Because you re only paying attention to that stimulus and there s no more for others because it s not considered as important informative With overshadowing why do you only become conditioned to C S 1 Because it takes more attention With Overexpectation what causes the CR to weaken Attention is divided between the two so there s less attention because they are losing a little bit of information