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An article in the Washington Post stated that nearly 45 percent of all Americans take a...

An article in the Washington Post stated that nearly 45 percent of all Americans take a daily medication. A random sample of n = 82 people in Georgia found 31 who take a daily medication.
Use this information to test the hypotheses:
H0:p=.45
Ha:p≠.45
where p represents the population proportion of Georgians who take a daily medication.

(a) What is the value of the sample proportion of Georgians who take a daily medication?
p^=

(b) What is the z test-statistic for this test?

(c) What is the p-value of the test?

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