[R] Density of non-central t distribution

Peter Dalgaard BSA p.dalgaard at biostat.ku.dk
Sun Aug 25 16:39:30 CEST 2002


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
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