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."
Answers: 3
Mathematics, 21.06.2019 19:00
What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62
Answers: 2
"2. A NAPA Auto Parts supplier wants information about how long car owners plan to keep their cars....
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