Re: [R] predict.lm - standard error of predicted means?

From: Peter Dalgaard <p.dalgaard_at_biostat.ku.dk>
Date: Thu 21 Jul 2005 - 03:06:26 EST

mark salsburg <mark.salsburg@gmail.com> writes:

> Can someone please refer me to a function or method that resolves this
> structuring issue:
>
> I have two matrices with identical colnames (89), but varying number
> of observations:
>
> matrix A matrix B
>
> 217 x 89 16063 x 89
>
> I want to creat one matrix C that has both matrices adjacent to one
> another, where matrix A is duplicated many times to create the same
> row number for matrix B, i.e. 16063.
>
> matrixA matrix B
> matrixA
> matrixA
>
> so matrix C will be 16063 x 178
>
> I've tried cbind() and merge() with no success..

  1. What the !!##"€ does this have to do with the subject line?
  2. This should do it:

cbind(A[rep(1:217,length=16063),], B)

-- 
   O__  ---- Peter Dalgaard             Øster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark          Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk)                  FAX: (+45) 35327907

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Received on Thu Jul 21 03:15:03 2005

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