A random sample of 110|observations produced a mean of T = 28.9 from a population with a normal distribution and a standard deviation o = 4.47 a) Find a 95% confidence interval for 14 b) Find a 99% confidence interval for 4

A random sample of 110|observations produced a mean of T = 28.9 from a population with a normal distribution and a standard deviation o = 4.47 a) Find a 95% confidence interval for 14 b) Find a 99% confidence interval for 4

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 random sample of 110 observations produced a mean of T = 28.9 from a population with a normal distribution and a standard deviation o
4.47
(a) Find a 95% confidence interval for 4
(b) Find a 99% confidence interval for 4
(c) Find a 90% confidence interval for 4

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