The Excel file Golfing Statistics provides data for a portion of the 2010 professional season for the top 25 golfers. a. Find the best multiple regression model for predicting earnings/event as a function of the remaining variables. b. Find the best multiple regression model for predicting average score as a function of the other variables except earnings and events. 2. Apply stepwise regression using each selection rule and p ‐value criterion to find a good model for predicting the number of points scored per game by football teams using the data in the Excel file National Football League. Compare your results.