Author: Jeff Lischer
Date: 14:44:13 01/21/01
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On January 21, 2001 at 16:51:11, Paulo Soares wrote: > >I need to know the formula that calculates the probability that has a program >with rating x of winning another program with rating y > >Thanks in advanced > >Paulo Soares, from Brazil The standard formula for the win expectancy (We) for program x is: We = 1/(1 + 10^((delta rating)/400)) where (delta rating) = rating y - rating x
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