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QUESTION 2 It was found that the mean annual turnover rate of the Aspirin medicine bottle is 14. The management think that the mean is changed. Therefore, a random sample of 69 is chosen that shows the average is 19 and the standard deviation is 8. Use 0.03 significance level to test this claim. Based on the above, the test statistic is equal to? (Round answer to two decimal places ex. 2.09)

QUESTION 2 It was found that the mean annual turnover rate of the Aspirin medicine bottle is 14. The management think that the mean is changed. Therefore, a random sample of 69 is chosen that shows the average is 19 and the standard deviation is 8. Use 0.03 significance level to test this claim. Based on the above, the test statistic is equal to? (Round answer to two decimal places ex. 2.09)

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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QUESTION 1 Xona, a photocopy company plans to estimate the mean of visitors to its shop. There was a previous study that showed that the standard deviation is 23. with confidence level 95 percent and allowable error of 9 Based on that, the required sample size to estimate the population mean is equal to? QUESTION 2 It was found that the mean annual turnover rate of the Aspirin medicine bottle is 14. The management think that the mean is changed. Therefore, a random sample of 69 is chosen that shows the average is 19 and the standard deviation is 8. Use 0.03 significance level to test this claim. Based on the above, the test statistic is equal to? (Round answer to two decimal places ex. 2.09) AUFSTI AN Click Save and Submit to save and submit. Click Save All Answers to save all answers. 144HZ acer 130
Transcribed Image Text:QUESTION 1 Xona, a photocopy company plans to estimate the mean of visitors to its shop. There was a previous study that showed that the standard deviation is 23. with confidence level 95 percent and allowable error of 9 Based on that, the required sample size to estimate the population mean is equal to? QUESTION 2 It was found that the mean annual turnover rate of the Aspirin medicine bottle is 14. The management think that the mean is changed. Therefore, a random sample of 69 is chosen that shows the average is 19 and the standard deviation is 8. Use 0.03 significance level to test this claim. Based on the above, the test statistic is equal to? (Round answer to two decimal places ex. 2.09) AUFSTI AN Click Save and Submit to save and submit. Click Save All Answers to save all answers. 144HZ acer 130
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