r the help so far guys. I guess it shows that I am completely out of
my depth here.
Rasika
-Original Message-
From: David Winsemius [mailto:dwinsem...@comcast.net]
Sent: Tuesday, July 26, 2011 9:01 AM
To: Rasika Gawde
Cc: r-help@r-project.org R; Terry Therneau
Subject: Re: [R] err
On Jul 26, 2011, at 8:43 AM, Terry Therneau wrote:
There is something very odd about your data to give se values that are
so very large. Usually, this means that the data is deterministic:
some
combination of predictors is able to separate a subset with no events
from all the others. This
There is something very odd about your data to give se values that are
so very large. Usually, this means that the data is deterministic: some
combination of predictors is able to separate a subset with no events
from all the others. This leads to a problem where the log-likelihood
is maximum at
This is a simple R program that I have been trying to run. I keep running into
the "singular matrix" error. I end up with no sensible results. Can anyone
suggest any changes or a way around this?
I am a total rookie when working with R.
Thanks,
Rasika
> library(survival)
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