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Thunderstorm Speeds A meteorologist who sampled 9 thunderstorms found that the average speed at which they traveled across a certain state was 16 miles per

Thunderstorm Speeds A meteorologist who sampled 9 thunderstorms found that the average speed at which they traveled across a certain state was 16 miles per hour. The standard deviation of the sample was 3.6 miles per hour. Round the final answers to at least two decimal places. Part: 0/ 2 Part 10f2 Find the 99% confidence interval of the mean. Assume the variable is normally distributed. D

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