According to the National Center for Health Statistics, 15% of Americans have hearing trouble.Suppose a simple...

According to the National Center for Health Statistics, 15% of Americans have hearing trouble.Suppose a simple random sample of 120 Americans is obtained. a) Is the sampling distribution of approximately normal? _______ Why?___________________________________________________b) In a random sample of 120 Americans,what is the probability that 6or fewerindividuals from the 120 have hearing trouble?_______________

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