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A simple random sample of size n is drawn from a population that is known to be normally distributed. The sample variance, S^2, is determined to be 12.3.   construct a 90% confidence interval for standard deviation^2 if the sample size, n, is 20.  The lower bound is_. The upper bound is_.

A simple random sample of size n is drawn from a population that is known to be normally distributed. The sample variance, S^2, is determined to be 12.3.   construct a 90% confidence interval for standard deviation^2 if the sample size, n, is 20.  The lower bound is_. The upper bound is_.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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A simple random sample of size n is drawn from a population that is known to be normally distributed. The sample variance, S^2, is determined to be 12.3.

 

construct a 90% confidence interval for standard deviation^2 if the sample size, n, is 20. 
The lower bound is_.

The upper bound is_.

 

9.3.9 Question Help ▼ A simple random sample of sizen is drawn from a population that is known to be normally distributed. The sample variance, s, is determined to be 12.3. Complete parts (a) through (c). 2. (a) Construct a 90% confidence interval for of if the sample size, n, is 20. The lower bound is (Round to two decimal places as needed.) Enter your answer in the answer box and then click Check Answer. Check Answer Clear All 7. parts remaining To see what to study next, go to your Study Plan. search hp
Transcribed Image Text:9.3.9 Question Help ▼ A simple random sample of sizen is drawn from a population that is known to be normally distributed. The sample variance, s, is determined to be 12.3. Complete parts (a) through (c). 2. (a) Construct a 90% confidence interval for of if the sample size, n, is 20. The lower bound is (Round to two decimal places as needed.) Enter your answer in the answer box and then click Check Answer. Check Answer Clear All 7. parts remaining To see what to study next, go to your Study Plan. search hp
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