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Mathematics, 25.03.2020 02:04 Peachyyyyyy978

"2. A NAPA Auto Parts supplier wants information about how long car owners plan to keep their cars. A simple random sample of 24 car owners had a mean of 7.01 years and a standard deviation of 3.74 years (based on data from a Roper poll). Assume that the sample is drawn from a normally distributed population. Find and interpret a 95% confidence interval estimate of the population mean."

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