## Section 13.2: Mathematical Expectation

## 13.2 Outline

- Expected value
- expected value (expectation)
- fair game
- mathematical expectation

- Expectation with a cost of playing
- definition
- roulette wheel and board

## 13.2 Essential Ideas

If an event *E* has several possible outcomes with probabilities *p*_{1}*, p*… See the whole entry