ABX Binomial Probability Table


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Probability of Experimental Result Being the Same as Random Guesses

NUMBER OF TRIALS WITH CORRECT RESPONSES
TRIALS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
1 0.500
2 0.750 0.250
3 0.875 0.500 0.125
4 0.938 0.688 0.312 0.063
5 0.969 0.813 0.500 0.188 0.031
6 0.984 0.891 0.656 0.344 0.109 0.016
7 0.992 0.938 0.773 0.500 0.227 0.062 0.008
8 0.996 0.965 0.855 0.637 0.363 0.145 0.035 0.004
9 0.998 0.980 0.910 0.746 0.500 0.254 0.090 0.020 0.002
10 0.999 0.989 0.945 0.828 0.623 0.377 0.172 0.055 0.011 0.001
11 1.000 0.994 0.967 0.887 0.726 0.500 0.274 0.113 0.033 0.006 0.000
12 1.000 0.997 0.981 0.927 0.806 0.613 0.387 0.194 0.073 0.019 0.003 0.000
13 1.000 0.998 0.989 0.954 0.867 0.709 0.500 0.291 0.133 0.046 0.011 0.002 0.000
14 1.000 0.999 0.994 0.971 0.910 0.788 0.605 0.395 0.212 0.090 0.029 0.006 0.001 0.000
15 1.000 1.000 0.996 0.982 0.941 0.849 0.696 0.500 0.304 0.151 0.059 0.018 0.004 0.000 0.000
16 1.000 1.000 0.998 0.989 0.962 0.895 0.773 0.598 0.402 0.227 0.105 0.038 0.011 0.002 0.000 0.000
17 1.000 1.000 0.999 0.994 0.975 0.928 0.834 0.685 0.500 0.315 0.166 0.072 0.025 0.006 0.001 0.000 0.000
18 1.000 1.000 0.999 0.996 0.985 0.952 0.881 0.760 0.593 0.407 0.240 0.119 0.048 0.015 0.004 0.001 0.000 0.000
19 1.000 1.000 1.000 0.998 0.990 0.968 0.916 0.820 0.676 0.500 0.324 0.180 0.084 0.032 0.010 0.002 0.000 0.000 0.000
20 1.000 1.000 1.000 0.999 0.994 0.979 0.942 0.868 0.748 0.588 0.412 0.252 0.132 0.058 0.021 0.006 0.001 0.000 0.000 0.000

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