\f. What is the estimated regression equation relating the underwriter reputation to underpricing? . What percentage of the variance in underpricing has been explained by regression? Is this percentage significant at a=05.0? . Suppose an issuing company chose an underwriter with the reputation score of 6.000, what will be your predication of the level of underpricing? . Construct a 95% confidence interval for B1 . Note that if the underwriter reputation is equal to zero, the predicted value of underpricing will be 0.1275. Comment on how meaningful this result is when considered in the context of the example. . Interpret the meaning of regression coefficient of RANK A| proposal is made that o can be estimated by SSTO/(n -1) . Why is this estimate not appropriate and why MSE is a better estimator