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She obtains the accompanying data Complete parts (a) through (d) below (a) Venty that the data are normally distributed by constructed a normal probability plot. Choose the correct normal probability plot below OA О в. OC. & expected 2-score 1.754 -1.750 11.2 O No O 12.6 Are the data normally distributed? Yes a (b) Determine the sample standard deviation s (Round to three decimal places as needed) A expected zocoro 126 11.2 -1.75 129 observation Q G 1.75 expected 2-score 1.754 112 observation OD. 4 expected score 175 112 69978447 observation (c) Construct a 99% confidence interval for the population standard deviation of the number of ounces of peanuts Select the correct choice below and fill in the answer boxes to complete your choice (Use ascending order Round to three decimal places as needed) OA. There is a 99% chance that the true population standard deviation is between and 126 Q

She obtains the accompanying data Complete parts (a) through (d) below (a) Venty that the data are normally distributed by constructed a normal probability plot. Choose the correct normal probability plot below OA О в. OC. & expected 2-score 1.754 -1.750 11.2 O No O 12.6 Are the data normally distributed? Yes a (b) Determine the sample standard deviation s (Round to three decimal places as needed) A expected zocoro 126 11.2 -1.75 129 observation Q G 1.75 expected 2-score 1.754 112 observation OD. 4 expected score 175 112 69978447 observation (c) Construct a 99% confidence interval for the population standard deviation of the number of ounces of peanuts Select the correct choice below and fill in the answer boxes to complete your choice (Use ascending order Round to three decimal places as needed) OA. There is a 99% chance that the true population standard deviation is between and 126 Q

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Peanut Jar Data:

11.94

11.74

12.25

11.32

11.85

11.86

11.59

12.15

11.76

11.55

12.31

12.59

(c) Construct a 99% confidence interval for the population standard deviation of the number of ounces of peanuts Select the correct choice below and fill in the answer boxes to complete your choice (Use ascending order. Round to three decimal places as needed.) OA. There is a 99% chance that the true population standard deviation is between and OB. If repeated samples are taken, 99% of them will have the sample standard deviation between OC. There is 99% confidence that the population standard deviation is between and (d) The quality control manager wants the machine to have a population standard deviation below 0 20 ounce Does the confidence interval validate this desire? OA. No-the lower bound of the confidence interval is less than 0.20 OB. Yes-the lower bound of the confidence interval is less than 0.20 OC. No-the lower bound of the confidence interval is greater than 0.20 OD. Yes-the lower bound of the confidence interval is greater than 0.20 and
Transcribed Image Text:(c) Construct a 99% confidence interval for the population standard deviation of the number of ounces of peanuts Select the correct choice below and fill in the answer boxes to complete your choice (Use ascending order. Round to three decimal places as needed.) OA. There is a 99% chance that the true population standard deviation is between and OB. If repeated samples are taken, 99% of them will have the sample standard deviation between OC. There is 99% confidence that the population standard deviation is between and (d) The quality control manager wants the machine to have a population standard deviation below 0 20 ounce Does the confidence interval validate this desire? OA. No-the lower bound of the confidence interval is less than 0.20 OB. Yes-the lower bound of the confidence interval is less than 0.20 OC. No-the lower bound of the confidence interval is greater than 0.20 OD. Yes-the lower bound of the confidence interval is greater than 0.20 and
A jar of peanuts is supposed to have 12 ounces of peanuts. The filling machine inevitably experiences fluctuations in filling, so a quality-control manager randomly samples 12 jars of peanuts from the storage facility and measures the contents She obtains the accompanying data Complete parts (a) through (d) below (a) Venty that the data are normally distributed by constructed a normal probability plot. Choose the correct normal probability plot below О А. OB. O C. 1.75 -1.75 A expected z-score 11.2 Are the data normally distributed? No OYes S= observation 12.6 (b) Determine the sample standard deviation. 126 A expected z-sCOTO 11.2 -1.75 observation 1.75 A expected 2-score and 1.75 -1.75 11.2 observation 126 OD 1 75 A expected 2-sonre -1 754 112 166666 (Round to three decimal places as needed.) (c) Construct a 99% confidence interval for the population standard deviation of the number of ounces of peanuts Select the correct choice below and fill in the answer boxes to complete your choice (Use ascending order Round to three decimal places as needed) OA. There is a 99% chance that the true population standard deviation is between and OB. II repeated samples are taken, 99% of them will have the sample standard deviation between cbservation 12.6 A C
Transcribed Image Text:A jar of peanuts is supposed to have 12 ounces of peanuts. The filling machine inevitably experiences fluctuations in filling, so a quality-control manager randomly samples 12 jars of peanuts from the storage facility and measures the contents She obtains the accompanying data Complete parts (a) through (d) below (a) Venty that the data are normally distributed by constructed a normal probability plot. Choose the correct normal probability plot below О А. OB. O C. 1.75 -1.75 A expected z-score 11.2 Are the data normally distributed? No OYes S= observation 12.6 (b) Determine the sample standard deviation. 126 A expected z-sCOTO 11.2 -1.75 observation 1.75 A expected 2-score and 1.75 -1.75 11.2 observation 126 OD 1 75 A expected 2-sonre -1 754 112 166666 (Round to three decimal places as needed.) (c) Construct a 99% confidence interval for the population standard deviation of the number of ounces of peanuts Select the correct choice below and fill in the answer boxes to complete your choice (Use ascending order Round to three decimal places as needed) OA. There is a 99% chance that the true population standard deviation is between and OB. II repeated samples are taken, 99% of them will have the sample standard deviation between cbservation 12.6 A C
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