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Suppose that a random variable X follows...

Suppose that a random variable X follows Poisson distribution . If P(X=1)=P(X=2)then P(X=5)=

A

`(2)/(3) e^(-2)`

B

`(3)/(4) e^(-2)`

C

`(4)/(15) e^(-2)`

D

`(7)/(8) e^(-2)`

Text Solution

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The correct Answer is:
C
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