Lowering the drinking age. A July 2007 Gallup Poll asked a random sample of 464 adults whether they would favor or oppose a federal law that would lower the drinking age in all states to 18. Among the respondents, 357 said they would oppose such a law. We can act as if the sample were an SRS.

Is this good evidence that more than 3/4 of American adults would oppose a federal law that would lower the drinking age in all states to 18? Show the five steps of the test (hypotheses, sampling distribution, data, P-value, conclusion)

clearly. (Hint: See pages 482–492.)