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Discuss the various properties of arithmetic mean? |
Answer» Answer: Some important properties of the arithmetic MEAN are as FOLLOWS: The sum of deviations of the items from their arithmetic mean is always zero, i.e. ∑(X – X) = 0. ... If each item in the arithmetic series is substituted by the mean, then the sum of these replacements will be EQUAL to the sum of the specific items. |
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