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Large Data Sets from Appendix B. In | Ch 3.3 - 28BSC

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

Solution for problem 28BSC 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 28BSC

Large Data Sets from Appendix B. In Exercises 25–28, refer to the indicated data set in Appendix B. Use computer software or a calculator to find the range, variance, and standard deviation. Express answers using appropriate units, such as “minutes.”

IQ Scores Refer to Data Set 6 in Appendix B and use the listed IQ scores.

Step-by-Step Solution:
Step 1 of 3

Solution 28BSC

From the given information, the given sample IQ scores are

The following MINITAB instruction set used to find the mean, and median:

1) First enter the given data in a column such as C4

2) Select Stat, then select Basic Statistics and then select Display Descriptive Statistics

3) Enter C4 in the Variables box

4) Click the Statistics button in the dialog box and choose the measures we want to calculate

5) Click Ok.

The calculated range, variance, and standard deviation for the given data are as follows:

Picture 2

Therefore, the calculated range, variance and standard deviation for the given data are 42.00, 174.53, and 13.21 respectively.

Step 2 of 3

Chapter 3.3, Problem 28BSC is Solved
Step 3 of 3

Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

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Large Data Sets from Appendix B. In | Ch 3.3 - 28BSC