Psychology 1000 Lecture Notes - Lecture 22: Organism, Escape Response, Agoraphobia

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Michael Atkinson

Document Summary

Next time: memory - nish chapter 7; 276-283. Continuous reinforcement (cr: reinforce every correct response. Fixed ratio (fr: reinforce every nth correct response. E. g. fr5 -> reinforce every 5th correct response. Variable ratio vr: on average, reinforce, every nth correct response, e. g. In each case, the mean = 5. Fixed interaval (fi: reinforce rst correct response after a certain time has elapsed, e. g. fi 1 minute reinforce rst correct response after 1 minute. Variable interval (vi: reinforce rst correct response after a certain time has elapsed, on the average. Experience with extinction maintains responding because reinforcement is. Partial better than continuous: vr or vi are most resistant to extinction, cognitive approach. Involves formation of cognitions the internal processing of information (thoughts, beliefs, etc. ) Traditional s-r approach can"t explain very well. Avoidance learning: shuttle box, 2 part box with a divider in the middle, escape response, avoidance response, 2 - factor theory of avoidance.