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 |
|---|---|---|---|
| Tanya | 3 | 1223 | 387 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| Odd | -0.230 | 0.242 | 0.378 | 49.0 | -126 | 18 | 1182 | 1182 | 3521 |
| EloSRM | -0.227 | 0.245 | 0.387 | 54.8 | -139 | 20 | 1223 | 1223 | 3487 |
| SRMFix | -0.299 | 0.304 | 0.484 | 66.8 | -187 | 1 | 1013 | 1002 | 3715 |
| initial | -0.360 | 0.360 | 0.482 | 43.4 | -97 | -10 | 1103 | 1070 | 3664 |
| SRM | -0.446 | 0.548 | 0.863 | 283.0 | -818 | 18 | 387 | 387 | 3775 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2004-06-16 | SRM 199 | 2 | 137 | 139.56 | 0.03 | 20 | 1223 | 3487 | 18 | 387 | 3775 |
| 2 | 2004-04-06 | SRM 190 | 2 | 142 | 138.05 | -0.04 | 6 | 1203 | 3633 | -13 | 369 | 3878 |
| 1 | 2003-12-22 | SRM 176 | 2 | 183 | 115.16 | -0.67 | -139 | 1197 | 3478 | -818 | 382 | 3711 |