order_probs             Gets order statistics from a 0-1 uniform
                        distribution
order_rcauchy           Gets random order statistics from a cauchy
                        distribution
order_rchisq            Gets random order statistics from a chi-square
                        distribution
order_rexp              Gets random order statistics from an
                        exponential distribution
order_rgamma            Gets random order statistics from a gamma
                        distribution
order_rlogis            Gets random order statistics from a logistic
                        distribution
order_rnorm             Gets random order statistics from a normal
                        distribution
