Please help with this statistics question. Thank you!

QUESTION 22 Two million residents in Maryland and DC are surveyed for their preferences over JHU vs UMD. Suppose you see the result of a random sample of 100 survey participants, among which 43 favor UMD and 57 favor JHU. a. (3 points) Construct a 98% confidence interval for the population proportion, that is, the proportion among the two million residents who favor UMD. b. (4 points) As a JHU student, you proudly believe that less than 50% of the survey participants favor UMD. Conduct a hypothesis test to assess your belief at a significance level of 1%. c. (3 points) Suppose instead you see the result of another random sample of 1,000 survey participants, among which 430 favor UMD and 570 favor JHU. Redo the hypothesis test in part b. Attach File Browse My Computer Browse Content Collection