[R] OBS in Column 1

[Chuck Cleland]

Thorsten Muehge wrote:
> Hello R Freaks,

  I think it's been a few years since we were last referred to as freaks
(http://finzi.psych.upenn.edu/R/Rhelp02a/archive/4433.html).

> is there a way to omit the counts in the first column of a data.frame.

  I'm not sure what you mean, but does this help?

> df <- as.data.frame(matrix(rpois(110, 5), ncol=10))

> df
   V1 V2 V3 V4 V5 V6 V7 V8 V9 V10
1   5  3  6  3  4  6  6  5  5   8
2   3  7  7  2  5  2  4  8  2   4
3   4  5  3 10  5  9  4  7  8   3
4   7  5  4  4  3  1  1  3  3   6
5   5  4  4  5  5  4  4  6  6   7
6   2  8  5  6  7  3  6  4  3   4
7   2  6  3  4  6  6  4  7  1   3
8   7  1  5  2  5  4  6  5  3   9
9   4  6  4  5  4  7  5  6  6   5
10  6  2  5  3  2  4  5  5  4   6
11  2  1  8  3  5  4  2  4  4   9

> df[,-1]
   V2 V3 V4 V5 V6 V7 V8 V9 V10
1   3  6  3  4  6  6  5  5   8
2   7  7  2  5  2  4  8  2   4
3   5  3 10  5  9  4  7  8   3
4   5  4  4  3  1  1  3  3   6
5   4  4  5  5  4  4  6  6   7
6   8  5  6  7  3  6  4  3   4
7   6  3  4  6  6  4  7  1   3
8   1  5  2  5  4  6  5  3   9
9   6  4  5  4  7  5  6  6   5
10  2  5  3  2  4  5  5  4   6
11  1  8  3  5  4  2  4  4   9

> rowSums(df[,-1])
 1  2  3  4  5  6  7  8  9 10 11
46 41 54 30 45 46 40 40 48 36 40

> Thanks a lot for your help
> Thorsten
> 
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> 

-- 
Chuck Cleland, Ph.D.
NDRI, Inc.
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