The time spent commuting from home to work for all employees at a very large company has a normal distribution with a mean of 165 minutes and a standard deviation of 12 minutes. Determine the probability that the mean time spent commuting by a random sample of 55 employees is between 163.2 minutes and 165.6 minutes. O 0.6764 O 0.5116 O 0.8971 00 133

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Question
100%
36.
The time spent commuting from home to work for all employees at a very large company has a normal
distribution with a mean of 165 minutes and a standard deviation of 12 minutes. Determine the probability
that the mean time spent commuting by a random sample of 55 employees is between 163.2 minutes and
165.6 minutes.
O 0.6764
O 0.5116
O 0.8971
0.133
Transcribed Image Text:The time spent commuting from home to work for all employees at a very large company has a normal distribution with a mean of 165 minutes and a standard deviation of 12 minutes. Determine the probability that the mean time spent commuting by a random sample of 55 employees is between 163.2 minutes and 165.6 minutes. O 0.6764 O 0.5116 O 0.8971 0.133
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