A poll organization frequently conducts polls asking the question? "In general, do you feel that the laws covering the sale of firearms should be made more? strict, less? strict, or kept as they are? now?" At one point in? time, 62?% of those surveyed said? "more strict." Shortly after a? gun-related tragedy, 66?% of those surveyed said? "more strict." Use this information to complete parts a through d below.
Assume the necessary conditions are satisfied. Calculate z.
Calculate the corresponding p-value.
Decide whether the null hypothesis should be rejected or not rejected.