PsiDiscrete ({x1,x2,…,xn}, {p1,p2,…,pn},…) PsiDiscrete ({x1,x2,…,xn}, {p1,p2,…,pn},…) is a custom discrete distribution that takes on values {x1,x2,…,xn} with probabilities {p1,p2,…,pn} respectively. ‹ PsiDblTriang Distribution up PsiDisUniform Distribution ›