Description Usage Arguments Details Value Author(s) References See Also Examples
Computes confidence intervals for parameters in a selmclass object produces
by selm
fit when the response variable is univariate.
1 2 
object 
an object of class 
parm 
a specification of which parameters are to be given confidence intervals, either a vector of numbers or a vector of names. If missing, all parameters are considered. 
level 
the confidence level required (default value is 
param.type 
a character string with the required parameterization; it must be either

tol 
the desired accuracy (convergence tolerance); this is a parameter
passed to 
... 
not used, only there for compatibility reasons. 
A description of the methodology underlying confint.selm
is provided
in the technical note of Azzalini (2016).
That document also explains why in certain cases an interval is not
constructed and NA
's are returned as endpoint.
An invisible list whose components, described below, are partly different in the one and the twoparameter cases.
call 
the calling statement 
<param1> 
values of the first parameter 
<param2> 
values of the second parameter (in a twoparameter case) 
logLik 
numeric vector or matrix of the profile loglikelihood values 
confint 
in the oneparameter case, the confidence interval 
level 
in the oneparameter case, the confidence level 
deviance.contour 
in the twoparameter case, a list of lists whose elements identify each curve of the contour plot 
Adelchi Azzalini
Azzalini, A. (2016).
Derivation of various types of intervals from a selm
object.
Technical note distributed with the documentation of the R package
sn
in file
selmintervals.pdf
within
section ‘User guide, package vignettes and other documentation’.
selm
, summary.selm
, profile.selm
,
makeSECdistr
for the CP/DP parameterizations,
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