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五 As part of a water quality survey,. you test the water hardness in several randomly selected streams. The results are shown below. Construct a confidence inte and the population standard deviation o. Use a 95% level of confidence. Assume that the population has a normal distribution. n=24 s= 15 grains per gallon ....D What is the confidence interval for the population variance o ? | | D (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) O A. With 5% confidence, it can be said that the population variance is O B. With 95% confidence, it can be said that the population variance is less between than pue OC. With 95% confidence, it can be said that the population variance is O D. With 5% confidence, it can be said that the population variance is between greater than pue What is the confidence interval for the population standard deviation o? CHD (Round to one decimal place as needed. Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) OA. With 95% confidence, you can say that the population standard O B. With 95% confidence, you can say that the population standard deviation is between pue grains per gallon. deviation is less than grains per gallon. OC. With 5% confidence, you can say that the population standard deviation O D. With 5% confidence, you can say that the population standard deviation is between and grains per gallon. is greater than grains per gallon. O Time Remaining: 01:04:53 Next

五 As part of a water quality survey,. you test the water hardness in several randomly selected streams. The results are shown below. Construct a confidence inte and the population standard deviation o. Use a 95% level of confidence. Assume that the population has a normal distribution. n=24 s= 15 grains per gallon ....D What is the confidence interval for the population variance o ? | | D (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) O A. With 5% confidence, it can be said that the population variance is O B. With 95% confidence, it can be said that the population variance is less between than pue OC. With 95% confidence, it can be said that the population variance is O D. With 5% confidence, it can be said that the population variance is between greater than pue What is the confidence interval for the population standard deviation o? CHD (Round to one decimal place as needed. Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) OA. With 95% confidence, you can say that the population standard O B. With 95% confidence, you can say that the population standard deviation is between pue grains per gallon. deviation is less than grains per gallon. OC. With 5% confidence, you can say that the population standard deviation O D. With 5% confidence, you can say that the population standard deviation is between and grains per gallon. is greater than grains per gallon. O Time Remaining: 01:04:53 Next

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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五 As part of a water quality survey,. you test the water hardness in several randomly selected streams. The results are shown below. Construct a confidence inte and the population standard deviation o. Use a 95% level of confidence. Assume that the population has a normal distribution. n=24 s= 15 grains per gallon ....D What is the confidence interval for the population variance o ? | | D (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) O A. With 5% confidence, it can be said that the population variance is O B. With 95% confidence, it can be said that the population variance is less between than pue OC. With 95% confidence, it can be said that the population variance is O D. With 5% confidence, it can be said that the population variance is between greater than pue What is the confidence interval for the population standard deviation o? CHD (Round to one decimal place as needed. Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) OA. With 95% confidence, you can say that the population standard O B. With 95% confidence, you can say that the population standard deviation is between pue grains per gallon. deviation is less than grains per gallon. OC. With 5% confidence, you can say that the population standard deviation O D. With 5% confidence, you can say that the population standard deviation is between and grains per gallon. is greater than grains per gallon. O Time Remaining: 01:04:53 Next
Transcribed Image Text:五 As part of a water quality survey,. you test the water hardness in several randomly selected streams. The results are shown below. Construct a confidence inte and the population standard deviation o. Use a 95% level of confidence. Assume that the population has a normal distribution. n=24 s= 15 grains per gallon ....D What is the confidence interval for the population variance o ? | | D (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) O A. With 5% confidence, it can be said that the population variance is O B. With 95% confidence, it can be said that the population variance is less between than pue OC. With 95% confidence, it can be said that the population variance is O D. With 5% confidence, it can be said that the population variance is between greater than pue What is the confidence interval for the population standard deviation o? CHD (Round to one decimal place as needed. Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to one decimal places as needed.) OA. With 95% confidence, you can say that the population standard O B. With 95% confidence, you can say that the population standard deviation is between pue grains per gallon. deviation is less than grains per gallon. OC. With 5% confidence, you can say that the population standard deviation O D. With 5% confidence, you can say that the population standard deviation is between and grains per gallon. is greater than grains per gallon. O Time Remaining: 01:04:53 Next
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