Q. 23.7( 3 Votes )

Mark the correct A.

B.

C.

D.

Answer :

Given:


n = 4



p(x=4)=?


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


p(x=0)= 11q4





p=1-q



P(x=4)= 4C4 p4 q0


=11p4



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