Author: Terry Ripple
Date: 13:25:33 10/01/02
Go up one level in this thread
On October 01, 2002 at 12:23:26, Jorge wrote:
>On September 30, 2002 at 01:35:30, Terry Ripple wrote:
>
>>On September 29, 2002 at 20:46:09, Dana Turnmire wrote:
>>
>>>Anyone know what the performance rating is for the Chessmaster?
>>--------------
>>CM 9000 won with a score of 2.5-1.5
>>
>>CM 9000 shows an aproximate scoring probability of "62.5 percent"
>>
>>Larry Christensen's rating showed a "2559" in the match on ICC.
>>
>>According to the USCF's rating chart, the higher rated person who would win
>>about 62.7 percent of his games would be about 90 points(USCF) higher rated than
>>his opponent.
>>
>>If Larry's rating-(2559)is up to date, then "2559 + 90" = "2649" for CM 9000!
>>
>>)P.S. Remember, for the figures to be most accurate you need more games!)
>>
>>Regards,
>> Terry
>
>This is open to a huge error margin, since the percentages are very sensative to
>small sample, as you already know. Is there a rule of thumb on how many games
>should be played to have a better estimate (30 games maybe)? Where can I find a
>table based on % wins and Rating?
>
>thnks,
>jorge
-----------------
Hi jorge,
Here is the link to your question for winning expectancies!
Regards,
Terry
http://pubweb.acns.nwu.edu/~cwi402/final/pages/ratings.htm
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