On Each of Three Consecutive Days the National Weather Service

question 25

Essay

On each of three consecutive days the National Weather Service announces that there is a 50-50 chance of rain. Assuming that the National Weather Service is correct, what is the probability that it rains on at most one of the three days? Justify your answer. (Hint: Represent the outcome that it rains on day 1 and doesn't rain on days 2 and 3 as RNN.)

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Definitions:

Aversive Stimuli

Unpleasant or noxious stimuli which an organism seeks to avoid or escape.

Partial Reinforcement

A conditioning strategy wherein a reward is not administered every time the desired behavior is performed, making a behavior more resistant to extinction.

Continuous Reinforcement

A method of learning that entails giving a reward after every desired behavior.

Ratio Schedule

A schedule of reinforcement where a response is reinforced only after a specified number of responses have occurred.