PSY 1001 1st Edition Lecture 9 Outline of Last Lecture I What is learning II Classical pavlovian Conditioning A Pavlov s observations B Extinction III Classical Conditioning in human behavior A Emotional responses Outline of Current Lecture I Learning American Style II Skinner s Operant Conditioning A Reinforcement B Punishment C Schedules or reinforcement Current Lecture I Learning American Style These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute A Law of effect A response followed by a satisfying outcome is more likely to be repeated in the future II Skinner s Operant Conditioning A Operant any behavior made by an organism that has an observable effect on the environment 1 Behavior is associated with an outcome in the environment B Reinforcement an environmental event that makes behavior more likely to reoccur in the future 1 Positive reinforcement an environmental outcome is present something appears 2 Negative reinforcement an environmental outcome is absent something disappears C Punishment an environmental event that makes behavior less likely to re occur in the future 1 Positive punishment an environmental outcome is present something appears 2 Negative punishment an environmental outcome is absent something disappears D Schedules or reinforcement 1 Ratio feedback based on number of responses a Fixed ratio feedback after some number of responses b Variable ratio feedback after some average number of responses i Slot machine ii Hard to extinguish 2 Interval feedback based on time of responses a Fixed interval feedback after some fixed time interval i Paycheck every 2 weeks b Variable interval feedback after some variable time interval i Random drug testing ii Not predictable iii Hard to extinguish
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