A political poll taken immediately prior to a state election reveals that 158 out of 250 male voters and 105 out of 200 female voters intend to vote for the Independent candidate.
a. What is the p-value of the test?
b. Estimate with 95% confidence the difference between the proportions of male and female voters who intend to vote for the Independent candidate.
c. Explain how to use the interval estimate in part b. to test the hypotheses.

Question

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The Answer of A political poll taken immediately prior to a state election reveals that 158 out of 250 male voters and 105 out of 200 female voters intend to vote for the Independent candidate.
a. What is the p-value of the test?
b. Estimate with 95% confidence the difference between the proportions of male and female voters who intend to vote for the Independent candidate.
c. Explain how to use the interval estimate in part b. to test the hypotheses.

A Political Poll Taken Immediately Prior to a State Election