Gcalc result Prob 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 1 2 3 4 5 6 Cost 20.0 40.0 60.0 80.0 100.0 120.0 140.0 160.0