SOLUTION: Calculate the mean, variance, and standard deviation of the following discrete probability distribution. (Negative values should be indicated by a minus sign. Round your intermedia

Question 843012: Calculate the mean, variance, and standard deviation of the following discrete probability distribution. (Negative values should be indicated by a minus sign. Round your intermediate calculations to 4 decimal places and final answers to 2 decimal places.)

x −31 −18 −14 −5
P(X = x) 0.33 0.33 0.21 0.13

Mean
Variance
Standard deviation
hi, im having trouble finding the vairance and standard deviation.
Answer by aulii(13) (Show Source): You can put this solution on YOUR website!
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