1. The Wonderful World… of Probability

2. When do we use Probability?

3. Flip a coin and roll a dice How many possibilities can occur? Flip 3 coins and roll a dice Flip 5 coin and roll 2 dice

4. Some Key Definitions Outcome: A possible result of an experiment Outcome: A possible result of an experiment Event: When a predicted outcome comes to pass Event: When a predicted outcome comes to pass Sample Space: All possible outcomes Sample Space: All possible outcomes

5. The coin flipping experiment Everybody in the classroom must flip a coin. What would you expect the number of heads and tails to be? Is your prior guess consistent with the actual experiment?

6. Theoretical Probability What one would expect the event to look like, on average

7. Experimental Probability What the actual probability is after an experiment is conducted

8. The chances of picking a face card in a deck Theoretical Probability: Experimental Probability:

9. What are the odds?

10. Factorials The product of the integers from 1 to that number 5! 5!

11. The Phillies can have 9 players play at one time. How many possible batting orders can the manager create?