RDocumentation
Moon
Learn R
Search all packages and functions
⚠️
There's a newer version (2.1.1) of this package.
Take me there.
sn (version 0.4-17)
The skew-normal and skew-t distributions
Description
Functions for manipulating skew-normal and skew-t probability distributions, and for fitting them to data, in the scalar and in the multivariate case.
Copy Link
Copy
Link to current version
Version
Version
2.1.1
2.1.0
2.0.2
2.0.1
2.0.0
1.6-2
1.6-1
1.6-0
1.5-5
1.5-4
1.5-3
1.5-2
1.5-1
1.5-0
1.4-0
1.3-0
1.2-4
1.2-3
1.2-2
1.2-1
1.2-0
1.1-2
1.1-1
1.1-0
1.0-0
0.33
0.32-2
0.32-1
0.30
0.22-2
0.22.1
0.4-18
0.4-17
0.4-16
0.4-15
0.4-14
0.4-12
0.4-11
0.4-10
0.4-8
0.4-6
0.4-5
0.4-4
0.4-3
0.4-2
0.4-1
0.4-0
0.3-5
Down Chevron
Install
install.packages('sn')
Monthly Downloads
13,863
Version
0.4-17
License
GPL-2
Maintainer
Adelchi Azzalini
Last Published
July 23rd, 2011
Functions in sn (0.4-17)
Search functions
msn.conditional
Cumulants and distribution of a skew-normal variate after conditioning
msn.cond.plot
Plot of the density of a conditional skew-normal variate
zeta
Function `log(2*pnorm(x))' and its derivatives
sn-internal
Internal sn functions
sn.mle
Maximum likelihood estimation for skew-normal models
dmsn
Multivariate skew-normal distribution
msn.affine
Affine transformation of a multivariate skew-normal or skew-t variable
frontier
Simulated sample from a skew-normal distribution
sn.mle.grouped
Maximum likelihood estimation of SN and ST distribution for grouped data
st.2logL.profile
Profile twice loglikelihood for skew-t models
sample.centralmoments
Sample centralmoments
st.cumulants
Cumulants of the skew-t distribution
msn.marginal
Marginal components of a multivariate skew-normal distribution
dmst
Multivariate skew-t distribution
msn.quantities
Quantities related to the multivariate skew-normal distribution.
sn.2logL.profile
Profile twice loglikelihood for skew-normal models
mst.fit
Fitting multivariate skew-t distributions
msn.mle
Maximum likelihood estimation for a multivariate skew-normal distribution
dst2.plot
Plot of bivariate skew-t density function
mst.mle
Maximum likelihood estimation for a (multivariate) skew-t distribution
sn.cumulants
Cumulants of the skew-normal distribution
dsn
Skew-Normal Distribution
dsn2.plot
Plot of Bivariate Skew-normal Density Function
sn.mmle
Modified maximum likelihood estimation for skew-normal ans skew-t models
msn.fit
Fitting multivariate skew-normal distributions
SN
Package `sn': summary information
sn.Einfo
Expected Fisher information for SN distribution parameters
dst
Skew-t Distribution
sn.em
Fitting Skew-normal variables using the EM algorithm
cp.to.dp
Conversion between equivalent parametrizations
ais
Australian Institute of Sport data
gamma1.to.lambda
Converts skewness to shape parameter of skew-normal distribution
T.Owen
Owen's function