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The mean cost of a business operation is 2653 dollars per day with a standard deviation of 525 dollars per annum. What is the probability

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The mean cost of a business operation is 2653 dollars per day with a standard deviation of 525 dollars per annum. What is the probability that the sample mean would differ from the true mean by less than 120 dollars if a sample of 60 days is randomly selected? Round your answer to four decimal places

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