Answer:
p(H)=0.75
p(N)=1-p(H)=0.25
There is C(4,2) ways to choose one of combinations HHNN,…,NNHH
p=C(4,2)*p(H)^2*p(N)^2=4*3/2*0.75^2*0.25^2=0.2109375
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Answer:
p(H)=0.75
p(N)=1-p(H)=0.25
There is C(4,2) ways to choose one of combinations HHNN,…,NNHH
p=C(4,2)*p(H)^2*p(N)^2=4*3/2*0.75^2*0.25^2=0.2109375