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Chapter 5

PSYB45 Chapter 5 Detailed notes

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Zachariah Campbell

Chapter 5ExtinctionDefining ExtinctionExtinction behavior that had been reinforced for period of time was no longer reinforced and behavior stopped occurringOccurs wheno1 Behavior that has been previously reinforcedo2 No longer results in reinforcing consequenceso3 Therefore behavior stops occurring in futureAs long as behavior is reinforced it will continue to occurIf behavior no longer followed by reinforcing consequence person will stop engaging in the behaviorWhen behavior stops occurring because it is no long reinforced behavior has undergone extinction WilliamsoIllustrated effectiveness of extinction in decreasing nighttime tantrums of young childoDetermined that tantrum behavior was being reinforced by parents attention extinction procedure called for parents to refrain from providing attention when child engaged in tantrum behaviors at nightIn each of studies that demonstrated effectiveness of extinction for decreasing problem behaviors in children and adultsoReinforce for problem was eliminated or withheld and behavior decreasedHasazioUsed extinction to reduce arithmetic errors made by 8 year old boyoWhen boy did addition problems with 2 digit answers reversed digits 2112oDetermined that attention provided by teacher for incorrect answers was reinforcing childs behavior of reversing digitsoExtinction procedure required teacher to refrain from providing attention for in
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