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.
No.
-thomas
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