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 |
|---|---|---|---|
| Sigrid | 9 | 1502 | 727 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| initial | 0.117 | 0.490 | 0.636 | 59.1 | -80 | 171 | 1392 | 1327 | 1850 |
| SRMFix | 0.055 | 0.501 | 0.619 | 59.3 | -68 | 139 | 1372 | 1293 | 1993 |
| EloSRM | 0.036 | 0.514 | 0.622 | 70.9 | -66 | 231 | 1531 | 1502 | 1938 |
| SRM | -0.015 | 0.529 | 0.673 | 90.8 | -282 | 98 | 1177 | 727 | 3124 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 2003-02-20 | TCCC '03 W/MW Regional | 1 | 117 | 116.80 | -0.20 | -20 | 1502 | 1938 | -51 | 727 | 3124 |
| 8 | 2003-02-05 | SRM 133 | 2 | 82 | 121.01 | 0.56 | 71 | 1522 | 1855 | 58 | 778 | 2914 |
| 7 | 2002-10-10 | TCI '02 Round 1 B | 1 | 200 | 252.71 | 0.00 | 7 | 1451 | 1855 | 16 | 720 | 2994 |
| 6 | 2002-08-07 | SRM 107 | 2 | 145 | 90.47 | -0.79 | -59 | 1444 | 1776 | -126 | 704 | 2958 |
| 5 | 2002-04-10 | SRM 79 | 2 | 220 | 154.63 | -0.51 | -28 | 1503 | 1051 | -28 | 830 | 1812 |
| 4 | 2002-04-01 | SRM 76 | 2 | 89 | 212.15 | 1.25 | 142 | 1531 | 921 | 98 | 858 | 1618 |
| 3 | 2002-02-21 | TCCC '02 W/MW Reg. Quart. | 1 | 178 | 130.50 | -0.46 | -66 | 1389 | 920 | -282 | 760 | 1626 |
| 2 | 2002-01-31 | SRM 62 | 2 | 213 | 186.65 | -0.19 | -13 | 1455 | 647 | -135 | 1042 | 633 |
| 1 | 2002-01-15 | SRM 57 | 2 | 130 | 205.12 | 0.66 | 231 | 1468 | 530 | -23 | 1177 | 380 |