9.11 A chessplayer rating pool is a statistical ensemble in which individuals are distinguishable, yet any number of them may be alike as to rating.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| Donald | 1 | 1278 | 475 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.592 | 0.592 | 0.592 | 121.3 | -121 | -121 | 1213 | 1213 | 4104 |
| EloSRM | -0.630 | 0.630 | 0.630 | 135.1 | -135 | -135 | 1278 | 1278 | 4017 |
| initial | -0.724 | 0.724 | 0.724 | 87.2 | -87 | -87 | 1113 | 1113 | 3961 |
| SRMFix | -0.789 | 0.789 | 0.789 | 177.7 | -178 | -178 | 1022 | 1022 | 4164 |
| SRM | -1.532 | 1.532 | 1.532 | 725.0 | -725 | -725 | 475 | 475 | 4239 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2005-07-07 | SRM 250 | 2 | 281 | 181.60 | -0.63 | -135 | 1278 | 4017 | -725 | 475 | 4239 |