H:,u222 HmglEZZ I = 25.3, n : 56. o = 8.45. a = .01 Appendix A Statistical Tables 3. Use the data given to test the following hypotheses. {Round youranswer to 2 decimal places. ea. 15.25.) The value of the test statistic is and we 4 I fail to reject the null hypothesis reject the null hypothesis b. Use the p-value to reach a statistical conclusion. (Round your answer to 4 decimal places, e.g. 0.1254.) Since the p-value of is v than a/2 = .005, the decision is to: greater less c. Using the critical value method, what are the critical sample mean values? (Round your answer to 3 decimal places, e.g. 15.254.) Critical mean values: Upper value: Lower value