Question: Use the probability function given in the table to calculate: (a) The mean of the random variable (b) The standard deviation of the random variable

Use the probability function given in the table to calculate:
(a) The mean of the random variable
(b) The standard deviation of the random variable


12 10 16 14 p(x) 0.25 0.25 0.25 0.25

12 10 16 14 p(x) 0.25 0.25 0.25 0.25

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