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The mean and variance of a binomial dist...

The mean and variance of a binomial distribution are 4 and 2, respectively. Then the probability of two successes is a)`(37)/(256)` b)`(219)/(256)` c)`(128)/(256)` d)`(28)/(256)`

A

`(37)/(256)`

B

`(219)/(256)`

C

`(128)/(256)`

D

`(28)/(256)`

Text Solution

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The correct Answer is:
D
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