PSYB45H3 Lecture Notes - Generic And Specific Intervals, Bes, Reinforcement
23 Jun 2011
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Results in a decrease in the future probability of the undesirable behaviours: thus, dra involves combining reinforcement for a desirable behaviour and extinction of undesirable behaviours, example: outcome: mrs. williams is more likely to complain each time a nurse is present: reinforcement: outcome: in the future mrs. williams is more likely to say positive things when a nurse is present: extinction: dra is a procedure for strengthening a desirable behaviour. However, the desirable behaviour must be occurring at least occasionally if you are to reinforce it. If the behaviour is not occurring at all, dra by itself is not an appropriate procedure. If shaping or prompting is used initially to evoke the behaviour, dra may be used to strengthen and maintain the behaviour. Finally you must be able to identify a reinforcer that you can use each time the behaviour occurs: how to use dra, 1.
