7.15 Two telephone calls come into a switchboard at random times in a fixed 1-hour period. If...

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7.15 Two telephone calls come into a switchboard at random times in a fixed 1-hour period. If the calls are made independently of each other, a find the probability that both calls are made in the first half hour.

b find the probability that the two calls are made within 5 minutes of each other.

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Probability And Statistics For Engineers

ISBN: 9781133006909

5th Edition

Authors: Richard L Scheaffer, Madhuri Mulekar, James T McClave, Cecie Starr

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