In a regression model with n=50n=50n=50 and k=5k=5k=5 predictors, if R2=0.60R^2 = 0.60R2=0.60, what is the Adjusted R2R^2R2?
0.5580.5580.558
0.6420.6420.642
0.500.500.50
0.600.600.60