Mileage tests were conducted on a randomly selected sample of 200 newly developed automobile tires.
Question: Mileage tests were conducted on a randomly selected sample of 200 newly developed automobile tires. The average tread wear from this sample was found to be 50,000 miles with a standard deviation of 3,500 miles. Construct a 99% confidence interval for the population mean / tread wear for this type of tire.
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Solution Format: Word Document
Solution Format: Word Document
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