Calculate the coefficient of skewness from the following frequency table : Annual sales in $ , 000 0-20 20-40 40-60 60-80 80-100 100-120 No. of Firms 20 50 60 30 25 19

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Calculate the coefficient of skewness from the following frequency table :
Annual sales in $, 000
0-20
20-40
40-60
60-80
80-100
100-120
No. of Firms
20
50
60
25
19
30
Transcribed Image Text:Calculate the coefficient of skewness from the following frequency table : Annual sales in $, 000 0-20 20-40 40-60 60-80 80-100 100-120 No. of Firms 20 50 60 25 19 30
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