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Warm up

Warm up. What is the probability of choosing a red card from a standard deck of cards? What is the probability of choosing a king from a deck of cards? Given that a card is black, what is the probability that you choose a 4?. 50%. 8%. 2 /26 = 8%. Review HW. Probability Tables.

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Warm up

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  1. Warm up • What is the probability of choosing a red card from a standard deck of cards? • What is the probability of choosing a king from a deck of cards? • Given that a card is black, what is the probability that you choose a 4? 50% 8% 2/26 = 8%

  2. Review HW

  3. Probability Tables

  4. A Little Vocabulary

  5. Joint Probability

  6. Marginal Probability

  7. Conditional Probability

  8. Example 1 • Using the table below, what is the joint probability of a female that is involved in SGA? 0/30 = 0%

  9. Example 2 • Using the table below, what is the marginal probability of choosing someone who is involved with athletics? 15/30 = 50%

  10. Example 3 • Using the table below, what is the conditional probability given that a person is male, that they are involved in Music/Arts? 5/18 = 28%

  11. Task – Public Opinions

  12. Homework Back of Task/Handout

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