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A random variable X has Poisson distr...

A random variable X has Poisson distrbution with mean 2 . Then `P(X gt 1.5)` equals :

A

0

B

`2/(e^(2))`

C

`3/(e^(2))`

D

`1-3/(e^(2))`

Text Solution

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The correct Answer is:
D
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