The mean and variance of a random variab...

The mean and variance of a random variable having a binomial distribution are 4 and 2, respectively, then P(X= 1) is a)`(1)/(32)` b)`(1)/(16)` c)`(1)/(8)` d)`(1)/(4)`

A

`(1)/(32)`

B

`(1)/(16)`

C

`(1)/(8)`

D

`(1)/(4)`

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The correct Answer is:

A

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