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'The Better Bet' printed from http://nrich.maths.org/
No matter how big the prize or how easy it looks to win, it isn't
smart to bet if we can't stand the loss.
However, lots of things are not certain and we often need to make
decisions in the face of that uncertainty.
Probability is how mathematicians quantify uncertainty, and games
are an excellent way to explore this.
So which of the following is the better bet, if both games cost
$£1$ to play?
Getting two heads and two tails on four coins wins you
You get $£2$ for every six that appears when three
standard dice are rolled.
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