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****************** A sample of ultimate tensile strength observations (ksi) was taken. Use the accompanying descriptive statistics output from Minitab to calculate a 99% lower confidence bound for true average ultimate tensile strength, and interpret the result. (Round your answer to two decimal places.) N 153 Mean 131.36 Median TrMean 131.37 131.38 St Dev 4.59 SE Mean 0.37 Minimum 123.10 Maximum 148.70 We are 99% confident that the true average ultimate tensile strength is greater than 131.28 You may need to use the appropriate table in the Appendix of Tables to answer this question. Q1 132.75 Xksi. Q3 139.45

****************** A sample of ultimate tensile strength observations (ksi) was taken. Use the accompanying descriptive statistics output from Minitab to calculate a 99% lower confidence bound for true average ultimate tensile strength, and interpret the result. (Round your answer to two decimal places.) N 153 Mean 131.36 Median TrMean 131.37 131.38 St Dev 4.59 SE Mean 0.37 Minimum 123.10 Maximum 148.70 We are 99% confident that the true average ultimate tensile strength is greater than 131.28 You may need to use the appropriate table in the Appendix of Tables to answer this question. Q1 132.75 Xksi. Q3 139.45

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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************** A sample of ultimate tensile strength observations (ksi) was taken. Use the accompanying descriptive statistics output from Minitab to calculate a 99% lower confidence bound for true average ultimate tensile strength, and interpret the result. (Round your answer to two decimal places.) N 153 Mean TrMean Median 131.36 131.37 131.38 St Dev 4.59 SE Mean. 0.37 Minimum. 123.10 Maximum. 148.70 We are 99% confident that the true average ultimate tensile strength is greater than 131.28 You may need to use the appropriate table in the Appendix of Tables to answer this question. Need Help? Read It 01 132.75 X ksi. 03 139.45
Transcribed Image Text:************** A sample of ultimate tensile strength observations (ksi) was taken. Use the accompanying descriptive statistics output from Minitab to calculate a 99% lower confidence bound for true average ultimate tensile strength, and interpret the result. (Round your answer to two decimal places.) N 153 Mean TrMean Median 131.36 131.37 131.38 St Dev 4.59 SE Mean. 0.37 Minimum. 123.10 Maximum. 148.70 We are 99% confident that the true average ultimate tensile strength is greater than 131.28 You may need to use the appropriate table in the Appendix of Tables to answer this question. Need Help? Read It 01 132.75 X ksi. 03 139.45
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