Mathematics, 03.05.2021 22:50 Cmpine

The following table shows the probability distribution for a discrete random variable.
х
12
15
17
20
22
24
25
30
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 19.59. What is the variance
of X? Round your answer to the nearest hundredth.
A. 23.18
B. 34.71
OC. 31.06
D. 26.55

Answers: 3

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The following table shows the probability distribution for a discrete random variable.
х