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Answer: Estimating Standard Deviation with the Range Rule

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

Solution for problem 30BSC Chapter 3.3

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 30BSC

Estimating Standard Deviation with the Range Rule of Thumb. In Exercises,refer to the data in the indicated exercise. After finding the range of the data, use the range ruh of thumb to estimate the value of the standard deviation. Compare the result to the standard deviation computed with all of the data.

Flight Data Refer to Data Set 15 and use the times required to taxi out for takeoff.

Step-by-Step Solution:

Answer

Taxi out(x)

(x-)

30

102.2121

19

0.7921

12

62.2521

19

0.7921

18

3.5721

22

4.4521

37

292.7521

13

47.4721

14

34.6921

15

23.9121

31

123.4321

15

23.9121

16

15.1321

14

34.6921

15

23.9121

27

50.5521

19

0.7921

22

4.4521

Total=358

849.78

Step 1 of 3</p>

Range=Largest value-Smallest value              

          =37-12

          =25

Standard deviation with range rule of thumb=Range/4

                                                                =25/4

                                                                =6.25

Step 2 of 3</p>

 =

    =

     =19.89

Variance=

         =

             =47.21

Step 3 of 3

Chapter 3.3, Problem 30BSC is Solved
Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

The full step-by-step solution to problem: 30BSC from chapter: 3.3 was answered by , our top Statistics solution expert on 03/15/17, 10:30PM. Since the solution to 30BSC from 3.3 chapter was answered, more than 265 students have viewed the full step-by-step answer. This full solution covers the following key subjects: data, range, standard, deviation, thumb. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. The answer to “Estimating Standard Deviation with the Range Rule of Thumb. In Exercises,refer to the data in the indicated exercise. After finding the range of the data, use the range ruh of thumb to estimate the value of the standard deviation. Compare the result to the standard deviation computed with all of the data.Flight Data Refer to Data Set 15 and use the times required to taxi out for takeoff.” is broken down into a number of easy to follow steps, and 68 words. Elementary Statistics was written by and is associated to the ISBN: 9780321836960. This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12.

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Answer: Estimating Standard Deviation with the Range Rule

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