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.
Compute the p-value, and test the hypotheses using a 5% level of significance.

Quizplus · Accepted Answer

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.
Compute the p-value, and test the hypotheses using a 5% level of significance.

In the Last Presidential Election, a National Survey Company Claimed