The actual delivery time from Mama Mias Pizza is exponentially distributed with a mean of 20 minutes.

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The actual delivery time from Mama Mia’s Pizza is exponentially distributed with a mean of 20 minutes.
a. What is the probability that the delivery time will exceed 30 minutes?
b. What proportion of deliveries will be completed within 20 minutes?

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Statistics Data Analysis And Decision Modeling

ISBN: 9780132744287

5th Edition

Authors: James R. Evans

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Question Posted: Jan 20, 2016 08:26 AM

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The actual delivery time from Mama Mias Pizza is exponentially distributed with a mean of 20 minutes.

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