Let XXX be discrete with P(X=1)=0.2,P(X=2)=0.3,P(X=3)=0.5P(X=1) = 0.2, P(X=2) = 0.3, P(X=3) = 0.5P(X=1)=0.2,P(X=2)=0.3,P(X=3)=0.5. What is the median of XXX?
1
1.5
2
2.5