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Subject: Re: Battle !!!

Author: blass uri

Date: 02:47:59 06/14/00

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On June 14, 2000 at 05:19:58, pete wrote:

>>    Program                      Elo    +   -   Games   Score   Av.Op.  Draws
>>
>>  1 crafty                     : 2035  153 152    20    60.0 %   1965   20.0 %
>>  2 anmon                      : 1965  152 153    20    40.0 %   2035   20.0 %
>>
>>Individual statistics:
>>
>>(1) crafty                    :  20 (+ 10,=  4,-  6), 60.0 %
>>
>>anmon                         :  20 (+ 10,=  4,-  6), 60.0 %
>>
>>
>>(2) anmon                     :  20 (+  6,=  4,- 10), 40.0 %
>>
>>crafty                        :  20 (+  6,=  4,- 10), 40.0 %
>>
>>
>>According to the "whoisbetter" prgram by Steve Maughan.
>>From the results of the games "whoisbetter" is 76% sure that crafty is better
>>than anmon. ........oh well ;)
>
>
>I guess "whoisbetter" is based on common statistics so you would have to
>continue until you get to 95% to have a significant result but my statistics is
>really rusty ;)

All this statistics is wrong because results of chess games are not independent
events.

Uri



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