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calculation the standard deviation if coefficient of variable is 23.21 ,number of item is 110 and mean is 21

Posted by Lalit Parihar 4 years, 5 months ago

CBSE > Class 11 > Economics

1 answers

Sia ? 4 years, 5 months ago

The range and the mean deviation of data distributions serve their purpose in characterizing the spread of a distribution curve, but are very limited in their application and suffer from serious drawbacks. The Standard Deviation and coefficient of variation is, therefore, an improved measure of dispersion of a given dataset. Also, it can be used as a good parameter to characterize different curves.

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