tions Exercise 14.25 (Testing for Significance) Given are five observations for two variables, x and y. Excel File: data14-25.xlsx What is the value of the t test statistic (to 2 decimals)? 8 The estimated regression equation is = 7.6+0.9x. a. What is the value of the standard error of the estimate (to 4 decimals)? b. Test for a significant relationship by using the t test. Use a = = 0.05. Xi Yi What is the p-value? Use Table 4 of Appendix B. Select your answer - What is your conclusion? What is the p-value? Use Table 2 of Appendix B. - Select your answer - What is your conclusion (a = 0.05)? - Select your answer - c. Use the F test to test for a significant relationship. Use a = 0.05. Compute the value of the F test statistic (to 2 decimals). - 2 7 6 9 13 9 26 18 20 23