Oh man, if the manager uses this batter, there's a 67%* chance he makes an out. He could instead pinch-hit for him with this batter who only makes an out 64%* of the time. But then, if that batter drives in a run, there's a 4%* chance later in the game that he'll fail to make a defensive play that the guy he replaced would have made! I almost can't handle the drama! There'a a 0.3%* chance that the game, and thus the season, could hinge on this choice! * - all numbers made up