Exum also averages more free throw attempts than Mack , something he has been working hard to improve .
Exum also shoots at a much higher clip at the charity stripe -- 83.3 percent compared to Mack 's 66.7 .
Exum also averages more free throw attempts than Mack , something he has been working hard to improve , and shoots at a much higher clip at the charity stripe -- 83.3 percent compared to Mack 's 66.7 .