Author: Amir Ban
Date: 07:08:44 12/25/00
Go up one level in this thread
On December 24, 2000 at 13:11:49, Christophe Theron wrote: >On December 24, 2000 at 09:09:27, Jeroen Noomen wrote: > >>My congratulations to Vishy Anand, for winning the >>FIDE World Championship 2000! >> >>3,5-0,5 in the final against Shirov, that leaves no >>discussion whatsoever. Anand was the best, remained >>unbeaten and scored a clear victory in the final. >>Well done! >> >>Jeroen > > >I am still absolutely amazed that a World Championship can be decided this way. > >A score of 3.5-0.5 is not statistically significant, not even with a low >confidence. > >It is now clear, at least amongst the experienced computers chess operators, >that such a result means NOTHING. > >I think that the computer chess community is on some topics much more advanced >than the human chess community. For example the human chess community has >adopted the ELO rating system, but still ignores most of the basic rules of this >system (margin of error, level of confidence). The computer chess community is >aware of these rules, and you can find these parameters published in the SSDF >rating list for example. > > > > Christophe Chess games are not random events. You failed to do the math: 3.5-0.5 *is* significant, with about 95% confidence. I noticed another statistic which *is* significant: It's always the bad results that are not significant. The good ones are accepted without question. Amir
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