Identify the test statistic, Basic Statistics

The National Center for Health Statistics recently released a report that stated 70% of adults do not exercise regularly. A researcher decided to test whether the results on a state-by-state basis differed from the 70% reported by the National Center for Health Statistics at the 5% significance level. The researcher took a sample of 350 adults in Wisconsin and found that 252 of the 350 indicated that they didn't exercise regularly.

A.   State the null and alternate hypotheses.

B.   Identify the test statistic

C.   State the decision rule.

D.   Show the appropriate calculations and state the statistical decision.

E.   What conclusions can you draw concerning the exercise rate of the people surveyed in Wisconsin?


Posted Date: 3/26/2013 2:23:34 AM | Location : United States

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