The time spent waiting in the line is approximately normally distributed. The mean waiting time is 6 minutes and the standard deviation of thewaiting time is 3 minutes. Find the probability that a person will wait for less than 9 minutes. Round your answer to four decimal places.

Mean=M=6, Standard deviation=S=3X~N(M=6, S=3)

Answered: The time spent waiting in the line is…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

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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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The time spent waiting in the line is approximately normally distributed. The mean waiting time is 6 minutes and the standard deviation of the waiting time is 3 minutes. Find the probability that a person will wait for less than 9 minutes. Round your answer to four decimal places.