Economy, asked by bakchod745, 4 months ago

Calculate standard deviation by actual mean method

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Answered by gayathridevimj

Direct Method to Calculate Standard Deviation

Use the formula ∑X/N to calculate the arithmetic mean. After this, we calculate the deviations of all the observations from the mean value using the formula D= X-mean. Here, D = deviation of an item that is relative to mean. It is calculated as D = X- mean.

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