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Question 5 of 10
The following table shows the probability distribution for a discrete random variable.

X 11 14 16 19 21 23 24 29
P(X) 0.07 0.21 0.17 0.25 0.05 0.04 0.13 0.08
The mean of the discrete random variable X is 18.59. What is the variance of X? Round your answer to the nearest hundredth.

A.
28.34

B.
35.92

C.
31.06

D.
23.18

Sagot :

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