9.76 Suppose the sample mean and standard deviation of Exercise 9.75 had come from a sample of...
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9.76 Suppose the sample mean and standard deviation of Exercise 9.75 had come from a sample of 100 measurements. Construct a 90% confidence interval for the average diameter of the cable.
What assumption must necessarily be made?
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Related Book For 
Probability And Statistics For Engineers
ISBN: 9781133006909
5th Edition
Authors: Richard L Scheaffer, Madhuri Mulekar, James T McClave, Cecie Starr
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