Q150
A random variable X has the following probability distribution X 2 0 2 Probability 0.25 0.50 0.25 The mean and variance of X shall be
A random variable X has the following probability distribution
The mean and variance of X shall be
| X | 2 | 0 | 2 |
| Probability | 0.25 | 0.50 | 0.25 |
A.
0.50 and 1
B.
0 and 1
C.
0.50 and 2
D.
0 and 2
AnswerAnswer: Option D
Solution
Answer: Option D
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