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Unformatted text preview: 2007-11-27TAs in class January 17th to go over questions about psych projectMidtermoSSC 3024 Pag SiPrevious Lecture: Learning and Human AdaptationSimple but essential habituation and sensitizationoAttending to stimuli that are likely to matterPavlovs great insight Classical ConditioningoTemporal associations lead to expectations and preparationoMechanisms of Classical ConditioningoApplications of Classical ConditioningOperant (Instrumental) ConditioningLearning through consequencesoBehaviour is shaped and maintained by its consequencesThorndikes Law of EffectoResponse followed by a satisfying consequence becomes more likely to occuroResponse followed by an unsatisfying consequence becomes less likely to occurThorndikes Puzzle BoxoCat is locked into cageoIf cat presses paddle, it will be able to escapeoKnows food is outsideoEventually learns that paddle pushing results in escapeThe Puzzle Box learning CurveoMarked fluctuations in behaviouroNot a smooth path to learning outcomeoNo suggestion of sudden insightoUnsuccessful responses are gradually stamped outoSuccessful responses are gradually stamped inB.F. SkinnerOperant conditioning facilitates personal adaptationReinforcementoResponse is strengthened by outcome that followsPunishmentoResponse weakened by outcome that followsSkinners Analysis of Operant BehaviouroA: antecedents (proximal) of behaviouroB: behavioursoC: consequences that follow behaviourIf A is present AND B is emitted then C occursoRelation between Behaviour and its consequences defined by contingenciesSkinner BoxesDifferences between Classical and Operant ConditioningClassicaloBehaviour changes due to association of two stimuli (CS-UCS) presented prior to the response (CR)oFocuses on elicited behaviour (involuntary)OperantoBehaviour changes as a result of consequences that follow itoFocuses on emitted behaviour (voluntary)Antecedent Conditions: Determining when to respond...
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This note was uploaded on 04/04/2009 for the course PSYCH 1000 taught by Professor Atkinson during the Spring '09 term at UWO.
- Spring '09