4, The hardness of ten steel samples was measured and the results were asfollows.Sample12 3 456 7 8910Hardness9092 95 9198102 97 92 95 99Calculate the mean, median, mode, standard deviation and variance.

4, The hardness of ten steel samples was measured and the results were as follows. Sample Hardness 1 2 3 4 5 6 7 8 9 10 90 92 95 91 98 102 97 92 95 99 Calculate the mean, median, mode, standard deviation and variance.

4, The hardness of ten steel samples was measured and the results were as follows. Sample Hardness 1 2 3 4 5 6 7 8 9 10 90 92 95 91 98 102 97 92 95 99 Calculate the mean, median, mode, standard deviation and variance.

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter7: Luminaires, Ballasts, And Lamps

Section: Chapter Questions

Problem 15R: A good rule-of-thumb to estimate the expected life of a motor, a ballast, or other electrical...

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Question

4, The hardness of ten steel samples was measured and the results were as
follows.
Sample
1
2 3 4
5
6 7 8
9
10
Hardness
90
92 95 91
98
102 97 92 95 99
Calculate the mean, median, mode, standard deviation and variance.

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