Whats in a sample why is it important that a sample be


Respond to one of the two following questions.  Response must be 250-400 words

FIRST QUESTION option: TRUSTING THE RESULTS. If you were to read the results of a study showing that daily use of a certain exercise machine resulted in an average 10-pound weight loss, what would you want to know about the numbers in addition to the average?

SECOND QUESTION option: WHAT'S IN A SAMPLE? Why is it important that a sample be random and representative when conducting hypothesis testing?

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