| Clue | Source | Date |
|---|---|---|
| Coin flip chances | ||
| Fifty-fifty chance: 2 wds. | ||
| 50-50 chance | Universal | 24 Feb 2023 |
| A 50/50 chance ... or a description of the lengths of this puzzle's Across and Down answers, respectively | New York Times | 26 Aug 2022 |
| Toss-up at the track | Universal | 14 Jun 2022 |
| Paradoxically named bet | Universal | 16 Jul 2021 |
| 50-50 chance | Universal | 01 Mar 2020 |
| Oxymoron at the track | Universal | 04 Dec 2019 |
| 50-50 chance | USA Today | 20 May 2017 |
| 50-50 chance | ||
| 1 to 1 | New York Times | 05 Jun 2015 |
| 1 to 1 | ||
| They're 50-50 | ||
| 50-50 chance | ||
| Ratio for 25-Across | ||
| Ratio for 25-Across | ||
| Toss-up ratio | ||
| Toss-up ratio | ||
| Oxymoronic chances | ||
| Toss-up quote | ||
| Seemingly contradictory chance | ||
| 50/50 chance | ||
| Oxymoronic probability | ||
| Newly discovered numbers? | ||
| Self-contradictory chances? |