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Detemine k such that the following funci...

Detemine k such that the following funciton is a p.m.f
`P(X=x)=k ((2^x)/(x!)), x=0,1,2,3 `
=0 otherwise .

A

`1/(19)`

B

`2/(19)`

C

`3/(19)`

D

none of these

Text Solution

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The correct Answer is:
C
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