(Answered) The cost of 5 gallons of ice cream has a standard deviation

Statistics

The cost of 5 gallons of ice cream has a standard deviation of 7 dollars with a mean of 25 dollars during the summer.

What is the probability that the sample mean would differ from the true mean by greater than 2.2 dollars if a sample of 83 5-gallon pails is randomly selected? Round your answer to four decimal places.

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