The following data, drawn from a normal population, are the waiting times (in minutes) of 12 randomly selected customers at a travel desk. 1.8 2.4 2.7 2.1 1.3 1.7 1.5 1.5 2.3 2.8 2.5 1.9 a. Calculate the point estimates of the population variance and the population standard deviation. b. Compute a 90% confidence intervals for the population variance and the population standard deviation
The following data, drawn from a normal population, are the waiting times (in minutes) of 12 randomly selected customers at a travel desk. 1.8 2.4 2.7 2.1 1.3 1.7 1.5 1.5 2.3 2.8 2.5 1.9 a. Calculate the point estimates of the population variance and the population standard deviation. b. Compute a 90% confidence intervals for the population variance and the population standard deviation
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The following data, drawn from a normal population, are the waiting times (in minutes) of 12
randomly selected customers at a travel desk.
1.8 2.4 2.7 2.1 1.3 1.7 1.5 1.5 2.3 2.8 2.5 1.9
a. Calculate the point estimates of the population variance and the population standard deviation.
b. Compute a 90% confidence intervals for the population variance and the population standard
deviation
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