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Psychology 110 Notes 4

Psychology 110 Notes 4 - Learning::TheOrganism 17:47...

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Learning: Operant Conditioning and Learning: The Organism  and the Ecological Approach 17:47 Cognitive Maps Mental representations of the environment. Can be acquired by exploration. When most efficient route was blocked, rat took next most efficient that he learned not  through training but through exploration. Information, not S-R associations. Flexible Blocking Group     1 st  training     2 nd  training            Test             Result Control    nothing      CS1-CS2 and US     CS2 alone     CS2  < CS2 Blocking   CS1–US     CS1-CS2 and US     CS2 alone Conditioning fails when CS2 provides no additional predictive value over CS1 Concept Formation Discrimination Shows in that you see one of the four diff kinds of pictures and you have to make a  discriminating response. Generalization Can generalize from one chair from to another. See lab website
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Observational Learning Chimps can learn to crack nuts themselves although it can take many years. Stimulus enhancement The young see the parents are directing and interacting with rocks and nuts, so young  interact with the rocks and the nuts. It doesn’t mean they understand how to do it, they  just start by trial and error. Goal enhancement Increase probability of staying with nuts and stones Imitation No credible evidence of one chimp teaching another. LEARNING: THE ORGANISM AND THE ECOLOGICAL APPROACH Conclusions Behaviorism focuses on observables, eschews mental events Classical conditioning Reflex Subject does not control US Operant conditioning “Emitted” operants Subject controls occurrence of Rf Different schedules of reinforcement produce different patterns of responding.
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