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An art dealer wants to estimate the average value of works of art of a certain period and type.

A random sample of 20 works of art is appraised. The sample mean is found to be $5,139 and the sample standard deviation $640. Give a 95% confidence interval for the average value of all works of art of this kind.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92182332

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