Question

Asked Nov 5, 2019

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I would like help with this application problem

d) Would it be unusual for a car to spend more than 3 minutes in Wendy's drive-through? Why?

Step 1

It is given that the mean time spent in the Wendy’s drive-through is normally distributed with mean 138.5 seconds and standard deviation is 29 seconds.

Step 2

Probability that a car to spend more than 3 minutes (180 seconds) can be obtained by entering the...

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