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 Mean Median TrMean StDev SE Mean Minimum Maximum Q1 Q3 153 132.39 132.40 132.41 4.55 0.37 121.20 146.60 132.95 138.25 We are 99% confident that the true average ultimate tensile strength is greater than ________ ksi.
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 Mean Median TrMean StDev SE Mean Minimum Maximum Q1 Q3 153 132.39 132.40 132.41 4.55 0.37 121.20 146.60 132.95 138.25 We are 99% confident that the true average ultimate tensile strength is greater than ________ ksi.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
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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 | TrMean | StDev | SE Mean | Minimum | Maximum | Q1 | Q3 | ||
---|---|---|---|---|---|---|---|---|---|
153 | 132.39 | 132.40 | 132.41 | 4.55 | 0.37 | 121.20 | 146.60 | 132.95 | 138.25 |
We are 99% confident that the true average ultimate tensile strength is greater than ________ ksi.
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