=+33. Football salaries 2013. Football owners are constantly in competition for good players. The more wins, the more likely that the team will provide good business returns for the owners. The resources that each of the 32 teams has in the National Football League (NFL) vary, but the draft system is designed to counteract the advantages that wealthier teams may have. Is it working or does the size of the payroll matter? Here is the regression output for the 2012/2013 season between the team payroll and the number of wins. (See also Chapter 4, Exercise 33.)

Predictor Coeff SE(Coeff) t-Ratio P-Value Intercept -16.31846 8.49246 -1.922 0.06421 Payroll($M) 0.21875 0.07636 2.865 0.00755 s = 2.779 R-Sq = 21.48%