22. The random variable X has the following distribution: x 0 1 2 3 4 P(x) .12 .63 .19 .05 .01 What is the variance
22. The random variable X has the following distribution: x 0 1 2 3 4 P(x) .12 .63 .19 .05 .01 What is the variance of X (i.e. V(x))? a b. c. d. 1.2 0.56 0.63 0.12
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