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Name: A sample with 45 observations is taken. The mean is found to be 25, wh
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Description: A sample with 45 observations is taken. The mean is found to be 25, while the population standard deviation is known to be 6. What is the 90% confidence interval?

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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A sample with 45 observations is taken. The mean is found to be 25, while the population standard deviation is known to be 6. What is the 90% confidence interval?

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