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Answer: Large Data Sets from Appendix B. In Exercises,

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola ISBN: 9780321836960 18

Solution for problem 27BSC Chapter 3.2

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 27BSC

Problem 27BSC

Large Data Sets from Appendix B.

In Exercises, refer to the indicated data set in Appendix B. Use computer software or a calculator to find the means and medians.

Presidential Longevity 

Refer to Data Set 12 in Appendix B and use the numbers of years that U.S. presidents have lived after their first inauguration. What is the value of finding the mean of those numbers?

Step-by-Step Solution:

Answer :

Step 1 of 1 :

Presidential Longevity

Refer to Data Set 12 in Appendix B and use the numbers of years that U.S. presidents have lived after their first inauguration.

Consider the data

Years

10

24

29

12

26

4

28

18

15

21

23

11

17

2

25

9

0

36

4

12

1

28

16

16

12

3

4

9

17

25

16

23

0

Now we have to find the (a) mean, (b) median.

a).

Mean :

Mean is calculated by adding up all the number and dividing that sum by the total number of numbers.

The formula for Mean is

Mean =

Mean =

Mean =

Mean = 15.0303

Therefore mean is 15.0303

b).

Median :

Median is the middle value in the list of numbers. To calculate the Median value, the list should be arranged in the ascending order first.

We arranged the data in the ascending.

Years

0

16

0

16

1

17

2

17

3

18

4

21

4

23

4

23

9

24

9

25

10

25

11

26

12

28

12

28

12

29

15

36

16

Median = 16

Therefore median is 16

Hence the mean is 15.0303 and the median is 16

The mean is the average number of years that a president is expected to live after the first inauguration.

Step 2 of 1

Chapter 3.2, Problem 27BSC is Solved
Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

The full step-by-step solution to problem: 27BSC from chapter: 3.2 was answered by , our top Statistics solution expert on 03/15/17, 10:30PM. Elementary Statistics was written by and is associated to the ISBN: 9780321836960. This full solution covers the following key subjects: appendix, data, refer, set, use. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. The answer to “Large Data Sets from Appendix B. In Exercises, refer to the indicated data set in Appendix B. Use computer software or a calculator to find the means and medians.Presidential Longevity Refer to Data Set 12 in Appendix B and use the numbers of years that U.S. presidents have lived after their first inauguration. What is the value of finding the mean of those numbers?” is broken down into a number of easy to follow steps, and 64 words. Since the solution to 27BSC from 3.2 chapter was answered, more than 367 students have viewed the full step-by-step answer. This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12.

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Answer: Large Data Sets from Appendix B. In Exercises,