Eurojackpot last-digit statistics: how are the final digits distributed?
Last digit = the final digit of a number (7, 17, 27 … have the last digit 7). A popular strategy says the winning numbers should have as many different last digits as possible. Here are the figures.
Frequency of each last digit
| Last digit | Observed | Expected | |
|---|---|---|---|
| 0 | 501 | 496.5 | |
| 1 | 523 | 496.5 | |
| 2 | 474 | 496.5 | |
| 3 | 497 | 496.5 | |
| 4 | 502 | 496.5 | |
| 5 | 493 | 496.5 | |
| 6 | 486 | 496.5 | |
| 7 | 504 | 496.5 | |
| 8 | 478 | 496.5 | |
| 9 | 507 | 496.5 |
How many different last digits does a draw have?
| Observed | Share | Expected | |
|---|---|---|---|
| 5 different | 379 | 38.2 % | 37.2 % |
| 4 different | 483 | 48.6 % | 49.5 % |
| 3 different | 129 | 13.0 % | 12.8 % |
| 2 different | 2 | 0.2 % | 0.5 % |
| 1 different | 0 | 0.0 % | 0.0 % |
Line with different last digits
Expected values are exact or simulated, assuming purely random draws. The draws follow chance exactly, and a last-digit rule does not change your chance of winning.