The following table shows the probability distribution for a discrete random
variable.
x...
Mathematics, 11.03.2020 20:10 jkenkw4667
The following table shows the probability distribution for a discrete random
variable.
x 11 14 16 19 21 23 | 24 | 20 |
P(X) | 0.07 0.21 0.17 0.25 0.05 0.04 0.13 0.08
What is the mean of this discrete random variable? (That is, what is E(X), the
expected value of X?)
A. 20
B. 18.59
C. 19.625
D. 19
Answers: 1
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