Use the Following Information for Questions

Use the following information for questions:
A new study finds that frequent use of painkillers does not substantially increase a healthy man's risk of developing hypertension (high blood pressure) . In other words, the proportion of healthy men with hypertension is the same for those who use painkillers frequently and those who don't. According to the American Heart Association, 1 in 3 American adults have hypertension.
-Suppose random samples of 200 men who use painkillers frequently and 200 men who don't are to be selected. What is probability that the difference between the two sample proportions (frequent use of painkillers - not frequent use of painkillers) is greater than 10 percentage points (0.10) ?

A) 0.0013
B) 0.0169
C) 0.0337
D) 0.9999

Correct Answer:

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