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3. A sample size of n= 12, A = 85 with sample standard deviation o = 14 at 95% confidence level. 4. A sample size of n= 15, X = 123 with sample standard deviation o=36 at 90% confidence level %3D 5. A sample size of n 25, X= 1353 with sample standard deviation o= 123 at 95% confidence level. Chapter Four Estimation of Parameters 12-

3. A sample size of n= 12, A = 85 with sample standard deviation o = 14 at 95% confidence level. 4. A sample size of n= 15, X = 123 with sample standard deviation o=36 at 90% confidence level %3D 5. A sample size of n 25, X= 1353 with sample standard deviation o= 123 at 95% confidence level. Chapter Four Estimation of Parameters 12-

MATLAB: An Introduction with Applications
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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oialugo Exercises lo ssinq aam trouedi bal eng lo oish goidenb A. Find the critical value t for the given confidence level and sample size. 1. 90%, n 23 oll001 d b glior ontino nu yd bonas ilow ogerve d 2.95%, n= 14 av onsbiln 3.98%, n= 26 4. 99%, n 28 5.99.8%, n 3 hail g 002 lo molini vab buabas E !! bet qu B. Construct a confidence interval for u, which believed to be normally distributed, given the following values. 1. A sample size of n= 12, X =40 with sample standard deviation o=6 at 99% confidence level. 2. A sample size of n=25, X = 7.2 with sample standard deviation o=2.6 at 90% confidence level. 3. A sample size of n= 12, X = 85 with sample standard deviation o = 14 at 95% confidence level. %3D %3D I3| 4. A sample size of n= 15, X= 123 with sample standard deviation o = 36 at 90% confidence level. %3D 5. A sample size of n=25, X = 1353 with sample standard deviation o= 123 at 95% confidence level. Chapter Four Estimation of Parameters 127
Transcribed Image Text:oialugo Exercises lo ssinq aam trouedi bal eng lo oish goidenb A. Find the critical value t for the given confidence level and sample size. 1. 90%, n 23 oll001 d b glior ontino nu yd bonas ilow ogerve d 2.95%, n= 14 av onsbiln 3.98%, n= 26 4. 99%, n 28 5.99.8%, n 3 hail g 002 lo molini vab buabas E !! bet qu B. Construct a confidence interval for u, which believed to be normally distributed, given the following values. 1. A sample size of n= 12, X =40 with sample standard deviation o=6 at 99% confidence level. 2. A sample size of n=25, X = 7.2 with sample standard deviation o=2.6 at 90% confidence level. 3. A sample size of n= 12, X = 85 with sample standard deviation o = 14 at 95% confidence level. %3D %3D I3| 4. A sample size of n= 15, X= 123 with sample standard deviation o = 36 at 90% confidence level. %3D 5. A sample size of n=25, X = 1353 with sample standard deviation o= 123 at 95% confidence level. Chapter Four Estimation of Parameters 127
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