The probability distribution of a random variable *X* is given.

*x* −4 −2 0 2 4 *p*(*X* = *x*)

0.2 0.3 0.1 0.3 0.1

Compute the mean, variance, and standard deviation of *X*. (Round your answers to two decimal places.)mean

variance standard deviation

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Mean = - 0.4 Variance =... View the full answer

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Answer: Mean of X = -0.4... View the full answer