Question
Suppose that the melting point of a brand of ice cream is normally distributed with variance 2 = 2.69C. How large of a sample size
Suppose that the melting point of a brand of ice cream is normally distributed with variance2= 2.69C. How large of a sample size is needed to guarantee that the precision of a 90% confidence interval on the mean melting point is at most 1.38?
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Linear Algebra A Modern Introduction
Authors: David Poole
3rd edition
9781133169574 , 978-0538735452
