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This online calculator calculates the mean, variance, and standard deviation of random variables entered in the form of a value-probability table. This calculator can help you to calculate basic
The expected value can be calculated by adding a column for xf (x). The variance can be computed by adding three rows: x-μ, (x-μ) 2 and (x-μ) 2 f (x). The standard deviation can be
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Standard deviation in statistics, typically denoted by σ, is a measure of variation or dispersion (refers to a distribution's extent of stretching or squeezing) between values in a set of data.
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Provide the outcomes of the random variable (X) (X), as well as the associated probabilities (p (X)) (p(X)), in the form below: X values (comma or space separated) = P (X) values (comma or
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