the slope. Use a level of significance of 5%. (Steps 2 and 3 are m Use the Studentt distributlon. - 95% condence [Provide a complete and thorough interpretation of the 95% condence interval for the slope. Make sure to interval for the slope include the confidence interval in your answer] Evaluate the Find and interpret regression model. the coefficient of determination. For each of the sales managers in the Testing data set, provide the following information. To nd the predicted value, use the regression equation