Probability Functions

CDF

computes cumulative distribution functions

LOGCDF

returns the logarithm of a left cumulative distribution function

LOGPDF

computes the logarithm of a probability function

LOGSDF

computes the logarithm of a survival function

PDF

computes probability density functions

POISSON

returns the probability from a Poisson distribution

PROBBETA

returns the probability from a beta distribution

PROBBNML

returns the probability from a binomial distribution

PROBBNRM

returns the probability from the bivariate normal distribution

PROBCHI

returns the probability from a chi-squared distribution

PROBF

returns the probability from an F distribution

PROBGAM

returns the probability from a gamma distribution

PROBHYPR

returns the probability from a hypergeometric distribution

PROBMC

returns a probability or a quantile from various distributions for multiple comparisons of means

PROBNEGB

returns the probability from a negative binomial distribution

PROBNORM

returns the probability from the standard normal distribution

PROBT

returns the probability from a $t$ distribution

SDF

computes a survival function