Player expertise determines tic-tac-toe winner
by Stephen Ostermiller on Nov 4, 2014 | Views: 75 | Score: 0
| X Win | Tie | O Win | |
|---|---|---|---|
| Novice vs Novice | 57.1 | 12.3 | 30.6 |
| Novice vs Intermediate | 6.4 | 25.3 | 68.3 |
| Novice vs Experienced | 2.6 | 21 | 76.4 |
| Novice vs Expert | 0 | 20.4 | 79.6 |
| Intermediate vs Novice | 90.4 | 8 | 1.6 |
| Intermediate vs Intermediate | 31.6 | 51.3 | 17.1 |
| Intermediate vs Experienced | 16.1 | 73.6 | 10.3 |
| Intermediate vs Expert | 0 | 83.9 | 16.1 |
| Experienced vs Novice | 90.8 | 8.5 | 0.7 |
| Experienced vs Intermediate | 35.5 | 52.8 | 11.7 |
| Experienced vs Experienced | 13.3 | 85.9 | 0.8 |
| Experienced vs Expert | 0 | 98.3 | 1.7 |
| Expert vs Novice | 97.8 | 2.2 | 0 |
| Expert vs Intermediate | 76.6 | 23.4 | 0 |
| Expert vs Experienced | 27.1 | 72.9 | 0 |
| Expert vs Expert | 0 | 100 | 0 |
Sources:
ostermiller.org
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If two expert players face off in Tic-tac-toe, the game is always tied. However, if either player is less than perfect their opponent will win sometimes. When there is a non-perfect player in the game, it is an advantage to go first.