Z=VP1+(1-V)P2 =0.6*100-0.4*80=28
胜算 |
风险 |
回报 |
期望值 |
98% |
50 |
1 |
-0.02 |
91% |
10 |
1 |
0.01 |
83% |
5 |
1 |
-0.02 |
75% |
3 |
1 |
0 |
67% |
2 |
1 |
0.01 |
50% |
1 |
1 |
0 |
33% |
1 |
2 |
-0.01 |
25% |
1 |
3 |
0 |
17% |
1 |
5 |
0.02 |
9% |
1 |
10 |
-0.01 |
2% |
1 |
50 |
0.02 |