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It is claimed that the mean salary of full-time carpenters is $45,200 with standard deviation of $1,200. Suppose we take a random sample of
It is claimed that the mean salary of full-time carpenters is $45,200 with standard deviation of $1,200. Suppose we take a random sample of 50 carpenters. What is the probability that the sample mean salary exceeds the claim amount by $420?
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Hese x the salary amount x NM 0 awhere u 45200 ...
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Quantitative Investment Analysis
Authors: Richard A. DeFusco, Dennis W. McLeavey, Jerald E. Pinto, David E. Runkle
3rd edition
111910422X, 978-1119104544, 1119104548, 978-1119104223
