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Probabilit y and Counting Rules CHAPTER 4.5

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Page 1: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

Probability and Counting Rules

CHAPTER 4.5

Page 2: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards.

FOUR ACES

Page 3: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

A box contains 24 transistors, four of which are defective. If four are sold at random, find the following probabilities:

a. Exactly two are defectiveb. None are defectivec. All are defectived. At least one is defective

DEFECTIVE TRANSISTORS

Page 4: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

A store has six TV Graphic magazines and eight Newstime magazines on the counter. If two customers purchased a magazine, find the probability that one of each magazine was purchased.

MAGAZINES

Page 5: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

A combination lock consists of the twenty six letters of the alphabet. If a three letter combination is needed, find the probability that the combination of the letters ABC in that order. The same letter can be used more than once. (Note: a combination lock is really a permutation lock)

COMBINATION LOCK

Page 6: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

There are eight married couples in a tennis club. If one man and one woman are selected at random to plan the summer tournament, find the probability that they are married to each other.

TENNIS TOURNAMENT

Page 7: Probability and Counting Rules CHAPTER 4.5.  Find the probability of getting four aces when five cards are drawn from an ordinary deck of cards. FOUR

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APPLYING THE CONCEPTS