Relation between probability and standard deviation
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Step-by-step explanation:
To find the variance of a discrete probability distribution, find each deviation from its expected value, square it, multiply it by its probability.
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Answer !!
To find the variance of a discrete probability distribution, find each deviation from its expected value, square it, multiply it by its probability, and add the products.
To find the standard deviation σ of a probability distribution, simply take the square root of variance .
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