Skip to content
Back to formatted view

Raw Message

Message-ID: <x2bs7rm28t.fsf@biostat.ku.dk>
Date: 2002-08-25T14:39:30Z
From: Peter Dalgaard
Subject: Density of non-central t distribution
In-Reply-To: <Pine.SOL.4.30.0208241835170.2353-100000@s.psych.uiuc.edu>

Wolfgang Viechtbauer <wviechtb at s.psych.uiuc.edu> writes:

> Hello Everybody,
> 
> Is there a function available for calculating the density of a
> non-central t distribution? (dt does not accept the ncp option).
> 
> Thanks in advance!

Not that I know of. However, if you don't need it to any great
precision, it cn be trivially obtained by numeric differentiation of
pt(). 

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907
-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !)  To: r-help-request at stat.math.ethz.ch
_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._