Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: ELO & statistics question

Author: Jorge

Date: 07:11:02 04/26/02

Go up one level in this thread


On April 26, 2002 at 09:29:26, Gian-Carlo Pascutto wrote:

>Given a score from a series of games, y, we can calculate
>the ELO difference between the two players as:
>
>x = -400*log((1-y)/y)
>
>My question is now, how do we calculate the error margins
>on this value?
>
>--
>GCP

Maybe I am missing something here, but, this formula is not taking into account
W,L,or D. So for example if total games were y=20, the ELO difference x is the
same for a player that won 20-0 vs. a player that went 10-10? I don't get it.

regards,
jorge



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.