If the waiting time at DG's drive-in-window is normally distirbuted with mean of 13 minutes and a standard deviation of 2 minutes, then what percentage of customers wait longer than 10 minutes but less than 15 minutes?
If the waiting time at DG's drive-in-window is normally distirbuted with mean of 13 minutes and a standard deviation of 2 minutes, then what percentage of customers wait longer than 10 minutes but less than 15 minutes?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:If the waiting time at DG's drive-in-window is normally distirbuted with
mean of 13 minutes and a standard deviation of 2 minutes, then what percentage of
customers wait longer than 10 minutes but less than 15 minutes?
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