What do you understand by co-efficient of variation? Explain its usefulness in business?
The coefficient of variation represents the ratio of the standard deviation to the mean, and it is …
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What are the properties of good measure of dispersion?
Since measures of dispersion are usually called as averages of the second order, they should posses…
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Moving Average
In statistics, a moving average , also called rolling average , rolling mean or running average , …
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