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strobro strobro
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6 years ago
The time between arrivals of customers at the drive-up window of a bank follows an exponential probability distribution with a mean of 10 minutes.
 a. What is the probability that the arrival time between customers will be 7 minutes or less?
  b. What is the probability that the arrival time between customers will be between 3 and 7 minutes?
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wrote...
6 years ago
a . .5034
b. .2442
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