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A meteorologist researching the mean speed of thunderstorms studied carefully the movement of a sample of 16 thunderstorms. The mean speed for the 16 thunderstorms

A meteorologist researching the mean speed of thunderstorms studied carefully the movement of a sample of 16 thunderstorms. The mean speed for the 16 thunderstorms was 16.5 mph, with a sample standard deviation of 6.4 mph.

Construct 95% and 99% confidence intervals for the mean movement speed of thunderstorms, and give a proper interpretation of the confidence intervals.

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