Re: [R] question on boot

From: Frank Samuelson <fws4_at_cdrh.fda.gov>
Date: Sat 11 Jun 2005 - 00:17:27 EST

boot will handle multivariate data as well as multistratum data, though it isn't clear from your question what is multivariate about your problem or what you are bootstrapping.

Lisa Wang wrote:
> Hello there:
>
> Dear Dr. Murdoch,
>
> I'm a statistician at Princess Margaret Hospital. Could you please help
> me with the bootstrapping?
>
> Can boot function (along with boot.ci) handle multivariate statistics?
> My intention is that I want to group the outcome data and evaluate the
> proportion of patients who are positive for a marker within each group.
> (i.e. I have two variables, a predictor and an outcome. The predictor
> is continuous and the outcome is binary. I want a statistic which
> groups patients based on the predictor variable (0-10, 10-20, 20-30,
> etc;) and check the proportion of patients who are positive for the
> outcome variable within each group).
>
> Regards
>
> Lisa Wang Msc.
> Princess Margaret Hospital
> Toronto, Ca
> tel 416 9464501 ext. 5201
>
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Jun 11 00:29:36 2005

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