A sample of size 8 has a mean of 76 anda standard deviation 9. Assuming thepopulation is distributed N(, 144), thelength of a 99% confidence interval foru is closest to21.8566.a O19.0788 .b O19.7397.c O22.2706.d O1407.37.e O

since we know the population standard deviation i.e., σ=144=12 we would use the following formula…

Answered: A sample of size 8 has a mean of 76 and…

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 of size 8 has a mean of 76 and a standard deviation 9. Assuming the population is distributed N(u, 144), the length of a 99% confidence interval for u is closest to 21.8566.a O 19.0788 .b O 19.7397.c O 22.2706.d O 1407.37.e O