ロト７の数字選択の成功確率
下の表は数字を何個選択したら本数字が何個入っているかの期待値を表しています。
例
数字を７個選択した時、
本数字が１つも入ってない確率は19.77％、
本数字が１個入っている確率が40.37％、
…、
本数字が７個すべて入っている確率が0.00％
(小数点第3位で四捨五入しています、0％を意味しているのではありません。)
本数字を３個以下を選択する確率が98.53％、
本数字を４個以上選択する確率が1.47％
| 数字選択個数 | 0個 | 1個 | 2個 | 3個 | 4個 | 5個 | 6個 | すべて選択 | 3個以下 | 4個以上 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 19.77% | 40.37% | 29.07% | 9.32% | 1.38% | 0.09% | 0.00% | 0.00% | 98.53% | 1.47% |
| 8 | 15.16% | 36.91% | 32.30% | 12.92% | 2.48% | 0.22% | 0.01% | 0.00% | 97.29% | 2.71% |
| 9 | 11.50% | 32.93% | 34.37% | 16.71% | 4.01% | 0.46% | 0.02% | 0.00% | 95.50% | 4.50% |
| 10 | 8.63% | 28.75% | 35.29% | 20.46% | 5.97% | 0.86% | 0.06% | 0.00% | 93.12% | 6.88% |
| 11 | 6.39% | 24.60% | 35.14% | 23.96% | 8.33% | 1.46% | 0.12% | 0.00% | 90.09% | 9.91% |
| 12 | 4.67% | 20.64% | 34.06% | 27.03% | 11.06% | 2.31% | 0.22% | 0.01% | 86.40% | 13.60% |
| 13 | 3.36% | 17.00% | 32.20% | 29.52% | 14.06% | 3.45% | 0.40% | 0.02% | 82.08% | 17.92% |
| 14 | 2.38% | 13.73% | 29.74% | 31.31% | 17.22% | 4.92% | 0.67% | 0.03% | 77.16% | 22.84% |
| 15 | 1.66% | 10.87% | 26.86% | 32.33% | 20.42% | 6.74% | 1.07% | 0.06% | 71.71% | 28.29% |
| 16 | 1.13% | 8.43% | 23.72% | 32.55% | 23.51% | 8.91% | 1.63% | 0.11% | 65.83% | 34.17% |
| 17 | 0.75% | 6.40% | 20.48% | 32.00% | 26.35% | 11.42% | 2.40% | 0.19% | 59.63% | 40.37% |
| 18 | 0.49% | 4.74% | 17.28% | 30.72% | 28.80% | 14.23% | 3.43% | 0.31% | 53.23% | 46.77% |
| 19 | 0.31% | 3.43% | 14.23% | 28.80% | 30.72% | 17.28% | 4.74% | 0.49% | 46.77% | 53.23% |
| 20 | 0.19% | 2.40% | 11.42% | 26.35% | 32.00% | 20.48% | 6.40% | 0.75% | 40.37% | 59.63% |
| 21 | 0.11% | 1.63% | 8.91% | 23.51% | 32.55% | 23.72% | 8.43% | 1.13% | 34.17% | 65.83% |
| 22 | 0.06% | 1.07% | 6.74% | 20.42% | 32.33% | 26.86% | 10.87% | 1.66% | 28.29% | 71.71% |
| 23 | 0.03% | 0.67% | 4.92% | 17.22% | 31.31% | 29.74% | 13.73% | 2.38% | 22.84% | 77.16% |
| 24 | 0.02% | 0.40% | 3.45% | 14.06% | 29.52% | 32.20% | 17.00% | 3.36% | 17.92% | 82.08% |
| 25 | 0.01% | 0.22% | 2.31% | 11.06% | 27.03% | 34.06% | 20.64% | 4.67% | 13.60% | 86.40% |
| 26 | 0.00% | 0.12% | 1.46% | 8.33% | 23.96% | 35.14% | 24.60% | 6.39% | 9.91% | 90.09% |
| 27 | 0.00% | 0.06% | 0.86% | 5.97% | 20.46% | 35.29% | 28.75% | 8.63% | 6.88% | 93.12% |
| 28 | 0.00% | 0.02% | 0.46% | 4.01% | 16.71% | 34.37% | 32.93% | 11.50% | 4.50% | 95.50% |
| 29 | 0.00% | 0.01% | 0.22% | 2.48% | 12.92% | 32.30% | 36.91% | 15.16% | 2.71% | 97.29% |
| 30 | 0.00% | 0.00% | 0.09% | 1.38% | 9.32% | 29.07% | 40.37% | 19.77% | 1.47% | 98.53% |
| 31 | 0.00% | 0.03% | 0.65% | 6.11% | 24.76% | 42.91% | 25.54% | 0.68% | 99.32% | |
| 32 | 0.00% | 0.24% | 3.49% | 19.56% | 44.01% | 32.69% | 0.25% | 99.75% | ||
| 33 | 0.05% | 1.59% | 13.83% | 43.03% | 41.49% | 0.05% | 99.95% | |||
| 34 | 0.45% | 8.11% | 39.19% | 52.25% | 0.00% | 100.00% | ||||
| 35 | 3.15% | 31.53% | 65.32% | 0.00% | 100.00% | |||||
| 36 | 18.92% | 81.08% | 0.00% | 100.00% | ||||||
| 37 | 100.00% | 0.00% | 100.00% | |||||||
| 数字選択個数 | 0個 | 1個 | 2個 | 3個 | 4個 | 5個 | 6個 | すべて選択 | 3個以下 | 4個以上 |