In the last presidential election, a national survey company claimed that no more than 50% (i.e.,

Question

In the last presidential election, a national survey company claimed that no more than 50% (i.e., < 50%) of all registered voters voted for the Republican candidate. In a random sample of 400 registered voters, 208 voted for the Republican candidate.
a.State the null and the alternative hypotheses.
b.Compute the test statistic.
c.At 95% confidence, compute the p-value and test the hypotheses.

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The Answer of In the last presidential election, a national survey company claimed that no more than 50% (i.e., < 50%) of all registered voters voted for the Republican candidate. In a random sample of 400 registered voters, 208 voted for the Republican candidate.
a.State the null and the alternative hypotheses.
b.Compute the test statistic.
c.At 95% confidence, compute the p-value and test the hypotheses.

In the Last Presidential Election, a National Survey Company Claimed