A random sample of n=100 measurements has been selected from a population with unknown mean m and
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A random sample of n=100 measurements has been selected from a population with unknown mean m and known standard deviation s =10. Calculate the width of the confidence interval for m for the confidence levels given. What effect do the changing confidence levels have on the width of the interval? 
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Related Book For 
Introduction To Probability And Statistics
ISBN: 9780357114469
15th Edition
Authors: William Mendenhall Iii , Robert Beaver , Barbara Beaver
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