0 1 2 0 -1 -2 -3 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 Probability Random Variable {0,1,0} {0,1,1} {0,1,4} {0,1,20} {0,1,-2} {-2,0.5,-1} Skew Normal Distribution PDF