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Re: DAY - Position Sizing in day trading



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Bayes Theorem might be right but his wording is wrong.  The odds never change just the
questions, the wording and the number of possibilities.  Ira

Anthony G Purkis wrote:

> Ira wrote:
> >
> > Your assumption is basically wrong.  If you knew which were the bad trades why
> > enter them to begin with.  In cards and other games of chance the odds are always
> > the same. So you can vary your bet size only if you can change the probability of
> > success.  This can be done in all games of chance and the markets.  You can never
> > change the odds.
> >
> How about Bayes Theorem? You can improve the odds after a wrong decision
> by discarding your second choice. Regards.