Let XXX be a discrete random variable with P(X=0)=0.5,P(X=1)=0.5P(X=0)=0.5, P(X=1)=0.5P(X=0)=0.5,P(X=1)=0.5. What is E[X]E[X]E[X]?
000
0.250.250.25
0.50.50.5
111