This article, for students and teachers, is mainly about probability, the mathematical way of looking at random chance.
Uncertain about the likelihood of unexpected events? You are not
Some relationships are transitive, such as `if A>B and B>C
then it follows that A>C', but some are not. In a voting system,
if A beats B and B beats C should we expect A to beat C?
Heads or Tails - the prize doubles until you win it. How much would
you pay to play?