chapter 4 - Chapter4: Non associative forms of learning...

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Chapter 4: Instrumental Conditioning Non associative forms of learning When you orient yourself towards a stimuli and: either respond more and focus attention (sensitization) or respond less and ignore (habituation) Associative form of learning Classical conditioning Understand relationships between stimuli and events in environment Instrumental conditioning Behaviours automatically triggered, there is no conscious decision making (forming new reflexive responses) Behaviours that are voluntarily initiated and under the control of the organism (forming new voluntary behaviours that are goal- directed) Thorndike’s Law of Effect Cats: gradual decline across repeated trials; (observed learning curve); gradually learned correct response Humans: permanent drop instead of gradual decline Law of effect: correct responses are stamped in b/c of the satisfying effect, other responses stamped out (unsatisfying) Scenario: Hungry cat in locked box If cat pressed lever, door opened Reward: food Repeat Test: length of to master escape Reinforcer Reward, satisfying effect Response stimulus (food) increased likelihood of response Notes More pairing btwn operant and its consequences, the stronger the acquired learning If not paired, decline I responding
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This note was uploaded on 12/05/2011 for the course PSYCH 1X03 taught by Professor Jim during the Spring '09 term at McMaster University.

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chapter 4 - Chapter4: Non associative forms of learning...

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