Date: Feb 14, 2013 10:09 AM
Author: Jussi Piitulainen
Subject: Re: probability question about the dice game

David C. Ullrich writes:

> On 14 Feb 2013 15:50:27 +0200, Jussi Piitulainen wrote:
> 
> >starwayinc@gmail.com writes:
> >
> >> two players Ann and Bob roll the dice. each rolls twice, Ann wins if
> >> her higher score of the two rolls is higher than Bobs, other wise
> >> Bob wins. please give the analyse about what is the probability that
> >> Ann will win the game
> >>   
> >
> > Because
> >
> >   >>> from itertools import product
> >   >>> die = {1,2,3,4,5,6}
> >   >>> dice = set(product(die, die, die, die))
> >   >>> sum(int(max(a,b) > max(c,d)) for a,b,c,d in dice)
> >   505
> >   >>> sum(int(max(a,b) <= max(c,d)) for a,b,c,d in dice)
> >   791
> 
> Cool.
> 
> > I'd say her odds are 505 for and 791 against. I hope my gambling
> > vocabulary is not too far off.
> 
> The terminology would be "her odds of winning are 505 to 791".

Thanks, that looks familiar. I'm sure I've also seen "for" (or maybe
"on") and "against" _somewhere_ in such expressions.