The standard deviation is calculated as

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    the sum of the differences between each of the expected value and possible payoffs or outcomes.
     the difference between the largest and the smallest possible payoffs or outcomes.
     the sum of the squared differences between the expected and possible payoffs or outcome, weighted by their probabilities.
     the sum of the squared differences between the expected and possible outcomes, weighted by their probabilities, taken to the square root.
asked Jun 2, 2013 in Economics by anonymous
    

1 Answer

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the sum of the squared differences between the expected and possible outcomes, weighted by their probabilities, taken to the square root.
answered Jun 3, 2013 by Xyz ~Expert~ (3,650 points)

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