A random sample of 15 observations is taken from a normal population having variance (sigma^{2}=90.25). Find the
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A random sample of 15 observations is taken from a normal population having variance \(\sigma^{2}=90.25\). Find the approximate probability of obtaining a sample standard deviation between 7.25 and 10.75 .
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To find the probability of obtaining a sample standard deviation between 725 and 1075 from a random ...View the full answer
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Related Book For 
Probability And Statistics For Engineers
ISBN: 9780134435688
9th Global Edition
Authors: Richard Johnson, Irwin Miller, John Freund
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