Student's t-Distribution Table Degrees of Freedom 123416 t-Distribution Area in Right Tail 0.25 0.20 0.15 0.10 0.05 0.025 0.02 0.01 0.0025 0.001 0.0005 1.963 3.078 6.314 1.001 1 2 3 Degrees of 0.25 0.20 Freedom 0.15 0.10 0.05 0.025 0.02 t-Distribution Area in Right Tail 0.01 0.005 0.0025 0.001 0.0005 Print Done Question 3, 11.3.1 Part 5 of 5 HW Score: 18.62%, 3.72 of 20 points Points: 0.71 of 1 Save Assume that both populations are normally distributed. a) Test whether at the = 0.01 level of significance for the given sample data. b) Construct a 99% confidence interval about - H- n Sample 1 13 Sample 2 13 19.6 16.6 x S 4.7 4.4 Click the icon to view the Student's t-distribution table. a) Perform a hypothesis test. Determine the null and alternative hypotheses. OA. Ho H1 H2, H =H2 B. Ho H1 H2, H: H H D. Ho H1 H2, H: H #H2. Determine the test statistic. t = 1.68 (Round to two decimal places as needed.) Approximate the P-value. Choose the correct answer below. A. P-value