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Topic: probability question about the dice game
Replies: 1   Last Post: Feb 15, 2013 4:23 AM

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Posts: 780
Registered: 7/12/10
Re: probability question about the dice game
Posted: Feb 15, 2013 4:23 AM
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On Friday, February 15, 2013 1:55:27 AM UTC, duncan smith wrote:
> I don't see how you get the same quantity for the (reciprocal)
> probability of a win for "X to Y against" and "X to Y on".

Conventions may vary. As I see it, the only role of the words "against" and "on" is to emphasise that the bet being offered is on a < 50% prob or > 50% prob respectively. So I don't think it's standard to say "ten to one on" or "one to five against".

So yes, I do get the same reciprocal.

Paul Epstein

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