Quote Originally Posted by johnnyawe
If you're asking a hypothetical question about whether to call if you KNOW FOR A FACT that he has no pair and was only drawing to a straight or flush (or both), then yes it would be correct to call with only one card to come.
Well put.

Obviously, I can't know *for a fact*; but I was 98% sure about the draw, and willing to take my chances on no pair, because he seemed really weak.

So, do you make the call if you're less than 100% sure he hasn't an overpair?