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An Internet user wants to know the average download speed for his Internet connection. Suppose we...

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Statistics

An Internet user wants to know the average download speed forhis Internet connection. Suppose we know that the standarddeviation is 7 mbps. He runs a speed test everyday at noon for 30days. The average speed of the tests was 13.68 mbps. Construct a95% confidence interval for the average speed of this Internetconnection at noon.

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