MethodsMethods for interacting with distributions. 


The probability density/mass function 

The cumulative distribution function 

Randomly sample values from a distribution 

Distribution Quantiles 

The (log) likelihood of a sample matching a distribution 

Probability intervals of a probability distribution 

Compute intervals 

Is the object a hilo 

Highest density regions of probability distributions 

Compute highest density regions 

Is the object a hdr 

Region of support of a distribution 

Extract the name of the distribution family 

Extract the parameters of a distribution 

Mean of a probability distribution 

Median of a probability distribution 

Variance 

Variance of a probability distribution 

Covariance 

Covariance of a probability distribution 

Skewness of a probability distribution 

Kurtosis of a probability distribution 

Test if the object is a distribution 

GraphicsTools for visualising distributions and intervals. This functionality is deprecated, and will be removed from the package. You can use the {ggdist} package to visualise your distributions. 

Ribbon plots for hilo intervals 

Line ranges for hilo intervals 

Hilo interval scales 

level luminance scales 

Level shade bar guide 

Continuous distributionsContinuous probability distributions. 

The Beta distribution 

The Burr distribution 

The Cauchy distribution 

The (noncentral) ChiSquared Distribution 

The Exponential Distribution 

The F Distribution 

The Gamma distribution 

The Gumbel distribution 

The Hypergeometric distribution 

The Inverse Exponential distribution 

The Inverse Gamma distribution 

The Inverse Gaussian distribution 

The Logistic distribution 

The lognormal distribution 

The multivariate normal distribution 

The Normal distribution 

The Pareto distribution 

The (noncentral) locationscale Student t Distribution 

The Studentized Range distribution 

The Uniform distribution 

The Weibull distribution 

Discrete distributionsDiscrete probability distributions. 

The Bernoulli distribution 

The Binomial distribution 

The Categorical distribution 

The Geometric Distribution 

The Logarithmic distribution 

The Multinomial distribution 

The Negative Binomial distribution 

The Poisson Distribution 

The PoissonInverse Gaussian distribution 

Miscellaneous distributionsDegenerate and nonstandard probability distributions. 

The degenerate distribution 

Missing distribution 

Percentile distribution 

Sampling distribution 

Create a distribution from p/d/q/r style functions 

Distribution modifiersModifiers which change the nature of a distribution. 

Inflate a value of a probability distribution 

Create a mixture of distributions 

Modify a distribution with a transformation 

Truncate a distribution 

Object constructorsConstructor functions for developers to use in extending the package. 

Create a new distribution 

Construct hilo intervals 

Construct hdr intervals 

Create a new support region vector 