cdfbet - cumulative distribution function beta distribution   @cdfbet
cdfbin - cumulative distribution function binomial distribution   @cdfbin
cdfchi - cumulative distribution function chi-square distribution   @cdfchi
cdfchn - cumulative distribution function non-central chi-square distribution   @cdfchn
cdff - cumulative distribution function f distribution   @cdff
cdffnc - cumulative distribution function non-central f-distribution   @cdffnc
cdfgam - cumulative distribution function gamma distribution   @cdfgam
cdfnbn - cumulative distribution function negative binomial distribution   @cdfnbn
cdfnor - cumulative distribution function normal distribution   @cdfnor
cdfpoi - cumulative distribution function poisson distribution   @cdfpoi
cdft - cumulative distribution function student's t distribution   @cdft
grand - random number generator   @grand
