Question 807341
Probability distribution of discrete random variable x is given as: 
x      -2 -1  1   2 
p(X=x) .3 .3 .1  .3 

Find P(x is an even number) = P(x = -2 or x = 2) = 0.3+0.3 = 0.6
===================
Cheers,
Stan H.
=====================