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PROBLEM: PROBLEM: A consumer agency wants to estimate the true average price per gallon of regular gasoline sold at service stations throughout the United States

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PROBLEM: PROBLEM: A consumer agency wants to estimate the true average price per gallon of regular gasoline sold at service stations throughout the United States to within $0.025 with 99% confidence. From past data, an estimate of the population standard deviation is $0.06. Find the minimum sample size required. n = ? Your

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