% File src/library/stats/man/Distributions.Rd % Part of the R package, https://www.R-project.org % Copyright 2010-2011 R Core Team % Distributed under GPL 2 or later \name{Distributions} \alias{distribution} \alias{distributions} \alias{Distributions} \title{Distributions in the stats package} \description{ Density, cumulative distribution function, quantile function and random variate generation for many standard probability distributions are available in the \pkg{stats} package. } \details{ The functions for the density/mass function, cumulative distribution function, quantile function and random variate generation are named in the form \code{dxxx}, \code{pxxx}, \code{qxxx} and \code{rxxx} respectively. For the beta distribution see \code{\link{dbeta}}. For the binomial (including Bernoulli) distribution see \code{\link{dbinom}}. For the Cauchy distribution see \code{\link{dcauchy}}. For the chi-squared distribution see \code{\link{dchisq}}. For the exponential distribution see \code{\link{dexp}}. For the F distribution see \code{\link{df}}. For the gamma distribution see \code{\link{dgamma}}. For the geometric distribution see \code{\link{dgeom}}. (This is also a special case of the negative binomial.) For the hypergeometric distribution see \code{\link{dhyper}}. For the log-normal distribution see \code{\link{dlnorm}}. For the multinomial distribution see \code{\link{dmultinom}}. For the negative binomial distribution see \code{\link{dnbinom}}. For the normal distribution see \code{\link{dnorm}}. For the Poisson distribution see \code{\link{dpois}}. For the Student's t distribution see \code{\link{dt}}. For the uniform distribution see \code{\link{dunif}}. For the Weibull distribution see \code{\link{dweibull}}. For less common distributions of test statistics see \code{\link{pbirthday}}, \code{\link{dsignrank}}, \code{\link{ptukey}} and \code{\link{dwilcox}} (and see the \sQuote{See Also} section of \code{\link{cor.test}}). } \seealso{ \code{\link{RNG}} about random number generation in \R. The CRAN task view on distributions, \url{https://CRAN.R-project.org/view=Distributions}, mentioning several CRAN packages for additional distributions. } \keyword{distribution}