Graduation exercises are to be held outdoors on Thursday if it does not rain. If it rains on Thursday, the exercises will be postponed until Friday and held outdoors if it does not rain and indoors if it rains. The probability that it would rain on Thursday is 0.4 and the probability it will not rain on Friday if it rains on Thursday is 0.8. Find the probability that the exercises will be held outdoors.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Graduation exercises are to be held outdoors on Thursday if it does
not rain. If it rains on Thursday, the exercises will be postponed until
Friday and held outdoors if it does not rain and indoors if it rains.
The probability that it would rain on Thursday is 0.4 and the
probability it will not rain on Friday if it rains on Thursday is 0.8. Find
the probability that the exercises will be held outdoors.
Transcribed Image Text:Graduation exercises are to be held outdoors on Thursday if it does not rain. If it rains on Thursday, the exercises will be postponed until Friday and held outdoors if it does not rain and indoors if it rains. The probability that it would rain on Thursday is 0.4 and the probability it will not rain on Friday if it rains on Thursday is 0.8. Find the probability that the exercises will be held outdoors.
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