A compound event is an that is a combination of two or more events.
Compound events can be illustrated on a .
- On the diagram below, the shaded region illustrates the event that a randomly chosen number is odd, but not prime.
- On the diagram below, the shaded region illustrates the event that, during a basketball game, a player scored point field goals and free throws but did not score any point field goal.
The of compound events can be found using the .