Canvas Standard Normal Table & T-Table e Suppose we have independent random samples of size n1 = 420 and n2 = 510. The proportions of succe are p1= .38 and P2 = .43. Find the 99% confidence interval for the difference in the two population prop Answer the following questions: 1. Multiple choice: Which equation would you use to solve this problem? A . ( * 1 - 7 2 ) - Z + -2-+