Q. 205.0( 2 Votes )

Mark the correct A.

B.

C.

D.

Answer :

Given:


Mean=4


Variance=3


P(x=6)=?


P(x=r)= nCr pr qn-r


4(1-p)=3



=q



np=4


n=16


P(x=r)= nCr pr qn-r


P(x=6)= 16C6

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