The mean and variance of a binomial dist...

The mean and variance of a binomial distribution are 4 and 3 respectively. Then the probability of getting exacatly six successes in this distribution, is

A

`""^(16)C_(6)(1/4)^(10)(3/4)^6`

B

`""^(16)C_(6)(1/4)^(6)(3/4)^(10)`

C

`""^(12)C_(6)(1/4)^(10)(3/4)^6`

D

`""^(12)C_(6)(1/4)^(6)(3/4)^6`

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The correct Answer is:

B

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