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Average: Daily Use of an Exercise Machine

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If you were read the result of a study showing that daily use of a certain exercise machine results in n average 10-pound weight loss, what is that telling us? What more would you want to know about the numbers in addition to the average?

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The study is telling us that the arithmetic mean of the weight loss by the daily use of a particular exercise machine is 10 pounds. The average means arithmetic mean. For example, there were three users and the weight loss of each was 8 pounds, 10 pounds, and 12 pounds, the arithmetic mean of ...

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