1. A poll taken to survey a simple random sample of 1065 working US adults indicated that 780 of them think they are underpaid for the work they do. Does this provide strong evidence that more than 70% of working US adults think they are underpaid? Use 0.05 significance level.a. State the null (H0) and alternative (H1) hypotheses.b. Give the test statistics and p-value for this significance test.c. Make a decision on whether or not to reject the null hypothesis.d. Summarize the conclusion in the context of this problem.
1. A poll taken to survey a simple random sample of 1065 working US ad
1. A poll taken to survey a simple random sample of 1065 working US adults indicated that 780 of them think they are underpaid for the work they do. Does this provide strong evidence that more than 70% of working US adults think they are underpaid? Use 0.05 significance level.a. State the null (H0) and alternative (H1) hypotheses.b. Give the test statistics and p-value for this significance test.c. Make a decision on whether or not to reject the null hypothesis.d. Summarize the conclusion in the context of this problem.