Math 10 - Statistics (Summer '21) Test: Exam #4 This Question: 3 pts 14 of 18 (5 complete) The numbers of successes and the sample sizes for indeper random s Use a 90% confidence interval. Complete parts (a) through (d) X1 = 23, n1 = 30, X2 - 19, n2 - 40, a - 0.05 Click here to view a table of areas under the standard normal curve for negative values of z. Click here to view a table of areas under the standard normal curve for positive values of z. c. If appropriate, use the two-proportions z-test to conduct the required hypothesis test. What are the hypotheses for this test? OA. Ho: P1 = P2. Ha: P1 7 P2 O B. HO: P1 P2: Ha P1