Thanks everyone.
Mark, this is what I suspected...that it made very little difference.
That sucks because this could possibly "break" the game for me.
Hmm...
Dan
>
>
> I believe it makes very little difference - about 3%.
>
> There are 400 possible results in d20 vs d20 (20 x 20). Let's say player A is rated 15 and player B is rated 10. These are the only possible combinations where the difference matters:
>
> A rolls 11, B rolls 11
> A rolls 12, B rolls 11
> A rolls 12, B rolls 12
> A rolls 13, B rolls 11
> A rolls 13, B rolls 12
> A rolls 13, B rolls 13
> A rolls 14, B rolls 11
> A rolls 14, B rolls 12
> A rolls 14, B rolls 13
> A rolls 14, B rolls 14
> A rolls 15, B rolls 11
> A rolls 15, B rolls 12
> A rolls 15, B rolls 13
> A rolls 15, B rolls 14
> A rolls 15, B rolls 15
>
> That's 15 possibilities out of 400, or about 3%. Shocking, I know, but that's how the maths works. 97% of the time the difference between 15 and 10 is irrelevant.
>
>
> --- In HeroQuest-RPG_at_yahoogroups.com, "DanWater" <danwater@> wrote:
> >
> > Hi all,
> >
> > Can anyone tell me what the odds are of a 15 ability beating a 10 ability (all else being equal)? I'm pretty sure it's not 25% better but I'm lost as to how much better it is.
> >
> > Thanks in advance.
> >
>