The Gallup Poll asked 1015 U.S. adults whether they believed that people should pay sales tax on items purchased over the internet. Of these, 477 said they supported such a tax. Does the survey provide convincing evidence that less than 42% of U.S. adults favor an internet sales tax? Use the 0.05 level of significance.

-The null hypothesis Ho

-The alternative hypothesis Ha

-The test statistic

-p-value?

-Reject or fail to reject the null hypothesis?

-Is the claim supported at the 0.05 level of significance?