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Slide 4- 1 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Active Learning Lecture Slides For use with Classroom Response.

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Presentation on theme: "Slide 4- 1 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Active Learning Lecture Slides For use with Classroom Response."— Presentation transcript:

1 Slide 4- 1 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Active Learning Lecture Slides For use with Classroom Response Systems Elementary Statistics: Picturing the World Fourth Edition by Larson and Farber Chapter 4: Discrete Probability Distributions

2 Slide 4- 2 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley True or false: The number of kittens in a litter is an example of a discrete random variable. A. True B. False

3 Slide 4- 3 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley True or false: The number of kittens in a litter is an example of a discrete random variable. A. True B. False

4 Slide 4- 4 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Determine the probability distribution’s missing probability value. A B C D x0123 P(x)P(x) ?0.10

5 Slide 4- 5 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Determine the probability distribution’s missing probability value. A B C D x0123 P(x)P(x) ?0.10

6 Slide 4- 6 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley x represents the number of televisions in a household: Find the mean. A. 2 B. 1.5 C. 6 D x0123 P(x)P(x)

7 Slide 4- 7 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley x represents the number of televisions in a household: Find the mean. A. 2 B. 1.5 C. 6 D x0123 P(x)P(x)

8 Slide 4- 8 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley x represents the number of televisions in a household: Find the standard deviation. A B C D x0123 P(x)P(x)

9 Slide 4- 9 Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley x represents the number of televisions in a household: Find the standard deviation. A B C D x0123 P(x)P(x)

10 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Forty-three percent of marriages end in divorce. You randomly select 15 married couples. Find the probability exactly 5 of the marriages will end in divorce. A B C D

11 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Forty-three percent of marriages end in divorce. You randomly select 15 married couples. Find the probability exactly 5 of the marriages will end in divorce. A B C D

12 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Forty-three percent of marriages end in divorce. You randomly select 15 married couples. Find the mean number of marriages that will end in divorce. A B C D. 2.85

13 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley Forty-three percent of marriages end in divorce. You randomly select 15 married couples. Find the mean number of marriages that will end in divorce. A B C D. 2.85

14 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley A fair die is rolled until a 2 appears. Find the probability that the first 2 appears on the fifth roll of the die. A B C D

15 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley A fair die is rolled until a 2 appears. Find the probability that the first 2 appears on the fifth roll of the die. A B C D

16 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley The mean number of customers arriving at a bank during a 15-minute period is 10. Find the probability that exactly 8 customers will arrive at the bank during a 15-minute period. A B C D

17 Slide Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-Wesley The mean number of customers arriving at a bank during a 15-minute period is 10. Find the probability that exactly 8 customers will arrive at the bank during a 15-minute period. A B C D


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