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Mathematics, 25.01.2020 00:31 arteria3
Nite time inn has a toll-free telephone number so that customers can call at any time to make a reservation. a typical call takes about 4 minutes to complete, and the time required follows an exponential distribution.
find the probability that a call takes:
(a) 3 minutes or less.
(b) 4 minutes or less.
(c) 5 minutes or less.
(d) longer than 5 minutes.
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Answers: 3
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