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how to find for the standard deviation of a probability distribution when the variance is given​

Sagot :

  • To find the standard deviation σ of a probability distribution, simply take the square root of variance σ2.✍

How do you find the standard deviation when given the variance?✍

  • To get the standard deviation, you calculate the square root of the variance, which is 3.72. Standard deviation is useful when comparing the spread of two separate data sets that have approximately the same mean.