Statistics: Hypothesis Testing – #29471


Question: For each of the following situations, write out in words a research hypothesis.

a. Pedro wants to know if the weight loss of his group on the chocolate-only diet is representative of weight loss in a large population of middle-aged men.

b. The health department is charged with finding out if the rate of flu per thousand citizens for this past flu season is comparable to the average rate of the past 50 seasons.

c. Mike is almost sure that his monthly costs for the past year are not representative of his average monthly costs over the past 20 years.

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