[R] proportional curves

Thomas Lumley tlumley at u.washington.edu
Tue Oct 30 15:45:57 CET 2007

On Tue, 30 Oct 2007, raymond chiruka wrote:

> hie
>  I know this might not be the right forum but can anyone tell me what 
> parameters i can possibly use to generate proportional survival curves 
> using rweibull(n,shape,scale).

For the Weibull family, curves with different scale and the same shape 
have proportional hazards

>  if I plot the curves and they do not cross does it neccesarily mean 
> that they are proprotional.



More information about the R-help mailing list