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Subject: Re: A statistically-significant champion.

Author: Roger D Davis

Date: 18:22:18 12/25/00

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On December 25, 2000 at 18:41:53, Bruce Moreland wrote:

>On December 25, 2000 at 15:21:34, Roger D Davis wrote:
>
>>Perhaps there should be a minimum and maximum number of games, then. We would
>>have to decide what these parameters would be, but once the maximum was reached,
>>if statistical significance was not found, there would either be no champion, or
>>there would be co-champions.
>>
>>As for the fact that other sports do not require statistical significance, that
>>is just baloney. It requires me to use other sports as a criteria for what chess
>>should be, and I refuse to do that. Totally bogus.
>>
>>Roger
>
>Analogs are useful, as they allow you to predict how things will work.
>
>There aren't many people out there saying, hey, we need more statistical
>significance in these world championship matches.  The reason is that such an
>effort is unnecessary, impractical, and devoid of entertainment value.
>
>bruce

Ack! I think you're missing the point, Bruce. Change starts somewhere. The past
should not always be a criterion for the future. There is no moral imperative
that is inevitable given the laws of physics that says, "Thou shalt never have a
"statistically significant champion." If you see such an effort as unnecessary
and impractical, that is certainly your opinion and you have a right to it. I
have a different opinion.

By the way, since analogy is different from identity, analogy may be helpful,
but its limitations need to be kept in mind. For me, I see the differences
between other sports and chess to be too great for the analogy to be useful,
since I am interested in reform. Since you have another opinion, you see the
similarities to be greater than the differences. And that's just fine. :)

I would find it interesting to look at the history of world chess championships,
and determine which show statistical significance. Then we can say that, for
example, "Player A was clearly better than Player B," and have clearly mean
something. Moreover, we might find that there are very few times in the history
of chess where this occurred. I think that's interesting, and I think that,
whether or not the idea of a "statistically significant champion" ever catches
on, the notion of statistical significance is useful in determining whether it
can really be shown that one player was better than another in a given match.

Roger



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