7.55 Gun Control According to a 2017 Gallup Poll, 617 out of 1028 randomly selected adults living in the United States felt the laws covering the sale of firearms should be more strict. a. What is the value of p, the sample proportion who favor stricter gun laws? b. Check the conditions to determine whether the CLT can be used to find a confidence interval. c. Find a 95% confidence interval for the population proportion who favor stricter gun laws. d. Based on your confidence interval, do a majority of Americans favor stricter gun laws