The le P02_07.xlsx includes data on 204 employees at the (ctional) company Beta Technologies. a. Run a forward stepwise regression of Annual Salary versus Gender, Age, Prior Experience, Beta Experience, and Education. What is the R2 for this regression? If required, round your answer to three decimal places. .928 9 What is the standard error of estimate for this regression? If required, round your answer to one decimal place. 8217 0 b. Add a new employee to the end of the data set, a top-level executive. The values of Gender through Annual Salary for this person are, respectively, 0, 56, 10, 15, 6, and $500,000. Run the regression in part a again, including this executive. Are the results much different? 9 What is the R2 for this regression? If required, round your answer to three decimal places. 0 What is the standard error of estimate for this regression? If required, round your answer to one decimal place. Is it \"fair\" to exclude this executive when analyzing the salary structure at this company? -@