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Fundamentals of Statistics | 4th Edition | ISBN: 9780321838704 | Authors: Michael Sullivan,III
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Solved: Sullivan Survey: Speeding Tickets The following

Chapter 4, Problem 43AYU

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QUESTION:

Problem 43AYU

Sullivan Survey: Speeding Tickets The following data represent the number of speeding tickets issued to individuals in the past year and the gender of the individuals. Determine the following probabilities based on the results of the survey.

 

0

1

2

3

Total

Female

97

14

3

1

115

Male

71

7

1

3

82

Total

168

21

4

4

197

(a) Determine the probability a randomly selected driver is female.

(b) Determine the probability a randomly selected driver has been issued 1 ticket in the past year.

(c) Determine the probability a randomly selected driver is female and has been issued 1 ticket in the past year.

(d) Determine the probability a randomly selected driver is female or has been issued 1 ticket in the past year.

Questions & Answers

QUESTION:

Problem 43AYU

Sullivan Survey: Speeding Tickets The following data represent the number of speeding tickets issued to individuals in the past year and the gender of the individuals. Determine the following probabilities based on the results of the survey.

 

0

1

2

3

Total

Female

97

14

3

1

115

Male

71

7

1

3

82

Total

168

21

4

4

197

(a) Determine the probability a randomly selected driver is female.

(b) Determine the probability a randomly selected driver has been issued 1 ticket in the past year.

(c) Determine the probability a randomly selected driver is female and has been issued 1 ticket in the past year.

(d) Determine the probability a randomly selected driver is female or has been issued 1 ticket in the past year.

ANSWER:

Problem 43AYU

Answer:

Step1:

We have The following data represent the number of speeding tickets issued to individuals in the past year and the gender of the individuals. Determine the following probabilities based on the results of the survey.

 

0

1

2

3

Total

Female

97

14

3

1

115

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