Author: Uri Blass
Date: 04:46:53 01/07/01
Go up one level in this thread
On January 07, 2001 at 07:34:20, Ralf Elvsén wrote: >On January 06, 2001 at 23:51:59, Uri Blass wrote: > >>On January 06, 2001 at 21:02:08, Ralf Elvsén wrote: >> >>>On January 06, 2001 at 08:51:12, Uri Blass wrote: >>> >>>>On January 06, 2001 at 08:46:57, Jorge Pichard wrote: >>>> >>>>>You should let that match continue up to 50 games, instead of 40 games. >>>>> >>>>>Pichard. >>>> >>>>The number of games should be decided before the match and not during the match. >>>> >>>>Uri >>> >>>Why is that? >>> >>>Ralf >> >>There is an obvious reason. >> >>people may try to get the result that they want by playing different number of >>games and it is not fair. >> >>Uri > >If the result at the end of a test isn't liked by a tester >and he plays more games, won't the result just become more accurate? >(Assuming he always reports all games played.) > >Ralf No Assume that 2 programs is equal and the tester prefers program A. After 40 games the result is 22-18 for B and the tester decides to play more games and to stop only when A is leading. If the result is 22-18 for A the tester decides to stop the match. A is going to win in both cases not because it is better but because the tester manipulated the results by deciding when to stop during the match. Uri
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