

MCQOPTIONS
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1. |
The formula of calculating the expected value of random variable x of gamma distribution is as |
A. | E(x) = n ⁄ μ |
B. | E(x) = pq ⁄ μ |
C. | E(x) = μ ⁄ np |
D. | E(x) = α ⁄ μ |
Answer» B. E(x) = pq ⁄ μ | |