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What does this information tell you about the variability of employees ages? make a conclusion.

What does this information tell you about the variability of employees ages? make a conclusion.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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  • What does this information tell you about the variability of employees ages? make a conclusion.
Problem ABC company hired 10 employees, the ages of each employees are as follows: 23; 22; 21; 25; 27; 24; 30; 27; 22; 22 X-Mean IX-Meanl (X-Mean)^2 x^2 21 -3.3 3.3 10.89 441 22 -2.3 2.3 5.29 484 22 -2.3 2.3 5.29 484 22 -2.3 2.3 5.29 484 23 -1.3 1.3 1.69 529 24 -0.3 0.3 0.09 576 25 0.7 0.7 0.49 625 27 2.7 2.7 7.29 729 27 2.7 2.7 729 30 5.7 5.7 32.49 900 N= 10 23.6 76.1 5981 Mean 24.3 Measures of Variability Range: Sample Variance Sample Standard Deviation Coefficient of variation 7.61 2.76 0.1135
Transcribed Image Text:Problem ABC company hired 10 employees, the ages of each employees are as follows: 23; 22; 21; 25; 27; 24; 30; 27; 22; 22 X-Mean IX-Meanl (X-Mean)^2 x^2 21 -3.3 3.3 10.89 441 22 -2.3 2.3 5.29 484 22 -2.3 2.3 5.29 484 22 -2.3 2.3 5.29 484 23 -1.3 1.3 1.69 529 24 -0.3 0.3 0.09 576 25 0.7 0.7 0.49 625 27 2.7 2.7 7.29 729 27 2.7 2.7 729 30 5.7 5.7 32.49 900 N= 10 23.6 76.1 5981 Mean 24.3 Measures of Variability Range: Sample Variance Sample Standard Deviation Coefficient of variation 7.61 2.76 0.1135
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