Re: [R] A Very Simple Question

From: Greg Snow <Greg.Snow_at_imail.org>
Date: Tue, 13 May 2008 08:45:44 -0600


?sweep

-----Original Message-----
From: "Yukihiro Ishii" <yukiasais_at_ybb.ne.jp> To: "r-help_at_r-project.org" <r-help_at_r-project.org> Sent: 5/13/08 8:30 AM
Subject: [R] A Very Simple Question

Hi Rusers!

I am ashed of asking such a simple question.

X<-matrix(rnorm(24), 4)
X0<-apply(X,2,mean)

What I want is a matrix which consists of colums such as X[,1]--X0[1].

X-X0 doesn't work.

Perhaps apply function?

Thanks in advance.

Yukihiro Ishii
2-3-28 Tsurumakiminami, Hadano, 250-0002 Japan +81463691922



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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Tue 13 May 2008 - 15:21:32 GMT

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