99.9 99.5 99 95 90 0 0.292 0.232 0.205 0.139 0.108 1 0.377 0.317 0.288 0.216 0.18 2 0.447 0.387 0.358 0.282 0.244 3 0.508 0.449 0.42 0.343 0.304 4 0.564 0.506 0.478 0.401 0.36 5 0.615 0.559 0.532 0.455 0.414 6 0.662 0.609 0.582 0.507 0.467 7 0.707 0.656 0.63 0.558 0.518 8 0.748 0.7 0.676 0.606 0.567 9 0.786 0.742 0.719 0.653 0.615 10 0.822 0.782 0.761 0.698 0.661 11 0.855 0.819 0.799 0.741 0.707 12 0.886 0.854 0.836 0.782 0.75 13 0.913 0.886 0.87 0.822 0.793 14 0.938 0.915 0.902 0.86 0.834 15 0.959 0.941 0.931 0.895 0.873 16 0.977 0.964 0.956 0.928 0.909 17 0.99 0.982 0.977 0.957 0.943 18 0.997 0.994 0.992 0.981 0.973 19 1 1 1 0.997 0.994