subject:"\[R\] covariance matrix under null"

Re: [R] covariance matrix under null

2005-08-26 Thread Thomas Lumley

On Thu, 25 Aug 2005, Devarajan, Karthik wrote: Hello I am fitting a Cox PH model using the function coxph(). Does anyone know how to obtain the estimate of the covariance matrix under the null hypothesis. The function coxph.detail() does not seem to be useful for this purpose. You can

[R] covariance matrix under null

2005-08-25 Thread Devarajan, Karthik

Hello I am fitting a Cox PH model using the function coxph(). Does anyone know how to obtain the estimate of the covariance matrix under the null hypothesis. The function coxph.detail() does not seem to be useful for this purpose. Thanks, KD. [[alternative HTML version deleted]]