Lotto 6 aus 45 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 | 1970 | 1,970.1 | |
| 1 | 2350 | 2,462.7 | |
| 2 | 2450 | 2,462.7 | |
| 3 | 2501 | 2,462.7 | |
| 4 | 2473 | 2,462.7 | |
| 5 | 2455 | 2,462.7 | |
| 6 | 1998 | 1,970.1 | |
| 7 | 2070 | 1,970.1 | |
| 8 | 1951 | 1,970.1 | |
| 9 | 1946 | 1,970.1 |
How many different last digits does a draw have?
| Observed | Share | Expected | |
|---|---|---|---|
| 6 different | 780 | 21.1 % | 21.1 % |
| 5 different | 1837 | 49.7 % | 49.6 % |
| 4 different | 963 | 26.1 % | 26.1 % |
| 3 different | 112 | 3.0 % | 3.2 % |
| 2 different | 2 | 0.1 % | 0.1 % |
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.