Author: Graham Laight
Date: 07:46:30 12/23/99
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On December 23, 1999 at 08:46:04, Amir Ban wrote: >>And the margin of error? >>Paulo Soares, from Brazil > >4:2 ==> 121 +- 297 (95% confidence) > >Amir So - applying this to DB v GK '97, if GK's rating is 2850, then our best guess for DB's rating would be 2920 (3.5-2.5 --> Elo difference of about 70) - but we can say, with 95% confidence, that it lies between 2623 and 3217. -g
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