Ratings

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.

Rating	K	err	err2	tau	rho	perf	init	median	avg	max	dir	ΔR	\|ΔR\|	ΔR max
EloSRM	650	0.7449	1.1282	0.4186	0.5705	0.2183	2341	2591	2755	4775	54.7	29.3	53.8	1389
SRMFix	247	0.7521	1.1355	0.4126	0.5653	0.2214	1200	1531	1691	3810	48.8	17.6	54.6	1096
SRM		0.8274	1.2220	0.2940	0.3981	0.2970	1200	1165	1332	4107	48.5	-21.0	87.9	1185
Odd	614	0.7443	1.1290	0.4195	0.5708	0.2225	1920	2217	2371	4326	53.7	29.2	52.6	1394
uniform		0.9888	1.4673	0.0000	0.0000	0.4299	1200	1200	1200	1200	50.0	0.0	0.0	0
initial	120	0.7879	1.1880	0.3948	0.5443	0.1832	1200	1458	1755	4663	48.2	22.1	94.9	1202
K	65	0.7760	1.1703	0.3936	0.5432	0.2251	1200	1380	1614	3962	48.4	14.6	50.4	642
W	182	0.7538	1.1371	0.4116	0.5641	0.2195	1200	1521	1694	3806	48.8	18.6	48.6	1762
M	245	0.7521	1.1355	0.4125	0.5653	0.2214	1200	1530	1690	3809	48.8	17.6	54.4	1101
C	694	0.7489	1.1323	0.4155	0.5681	0.2232	1200	1552	1728	3783	48.9	19.7	55.5	1626
B	656	0.7472	1.1313	0.4173	0.5695	0.2202	1200	1592	1781	3932	50.4	22.6	54.3	1484
N	643	0.7453	1.1287	0.4181	0.5702	0.2182	2268	2494	2672	4702	53.7	27.6	53.0	1447
Err1	621	0.7442	1.1288	0.4194	0.5708	0.2217	2133	2401	2551	4488	54.3	30.2	53.0	1391
Err2	572	0.7459	1.1268	0.4178	0.5700	0.2122	2541	2774	2917	4928	53.6	29.8	60.0	1581