Author: blass uri
Date: 05:07:35 07/29/00
Go up one level in this thread
On July 28, 2000 at 15:45:15, Christophe Theron wrote: >On July 28, 2000 at 01:05:53, Terry Ripple wrote: > >>Used an AMD K6-2, 266Mhz, 64Ram, Ponder off, 16Mb Hash per engine. >> >>If anyone cares to see some or all of the games, i will be glad to post them. >> This match shows how close the strengths are between these two fine engines! >> >>Best regards, >>Terry >> >>Blitz:5' 2000 >> >> >>1 Fritz 6 158.0/306 >>2 Hiarcs 7.32 148.0/306 > > > >No offense intended Terry, but you cannot say with this match which program is >the best. > >The result of this match is 51.63% in favor of Fritz. > >I don't have the typical margin of error for 306 games, but I know that for 400 >games it is +/-2.5% (80% confidence) and +/-2.1% (70% confidence). using who is better that assumes the binomical distribution I found loser score 191 and 80% certainty: the required wins are 209=52.3% loser score 194 and 70% certainty: the required wins are 206=51.5% so I got +/-1.5%(70% confidence) and +/-2.3%(80% confidence). The practical number is different because there are draws and should be lower than 1.5% for 70% and 2.3% for 80% Uri
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