# Exercises

# Mix and Match

Match the item from the first column to the best item from the second.

1. Probability of B given A |
(a) P(A and B) = P(A) × P(B|A) |

2. Probability of B^{c} given A |
(b) P(A|B) = P(B|A) × P(A)/P(B) |

3. Identifies independent events |
(c) P(A) = P(A|B) |

4. Identifies dependent events |
(d) 1 − P(B|A) |

5. Bayes’ Rule |
(e) P(A) ≠ P(A|B) |

6. Multiplication Rule |
(f) P(A and B)/P(A) |

# True/False

Mark each statement True or False. If you believe that a statement is false, briefly say why you think it is false.

Exercises 7–14. An administrator tracks absences among the staff working in an office. For each employee, define the events.

Let **A**_{1} and **K**_{1} refer to one employee and let **A**_{2} and ...

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