[R] help with simple R-question

John Kane jrkrideau at yahoo.ca
Tue Jun 5 15:17:42 CEST 2007


--- Rina Miehs <rmi at danishmeat.dk> wrote:

> hello
>  
> what do i write for R to recognize both columns?
>  
> In the R-script downunder you can see that i use
> tapply to get my
> information out of my data, and then i need to use
> it as a dataframe
> with both columns! It is like R is using the first
> column as an
> observationnumber or something, how can i change
> that?? 

It is using the names of the variables as rownames.

try 
 n.ant <- names(antall)
antal1 <- data.frame(n.antal1, antal1)


>  
> > antal1 <-tapply(l1$omlob1,l1$farid,length)
> > antal1
> 1437987  10000100  10007995  10008295  10008792 
> 10010203  10018703 
> 10033401 
>         2         3         3         2         3   
>      1         1  
>       2 
>  10048900  10050492  10055897  10076495  10081892 
> 10094801  10100692 
> 10101395 
>         3         1         3         3         6   
>      2         5  
>      20 
>  10101495  10101595  10104692  10113592  10113697 
> 10114297  10120797 
> 10120897 
>         1         5         4         2         6   
>     11         1  
>       4 
>  10121697  10121897  10121997  10133592  10142892 
> 10142995  10146495 
> 10150497 
>        16         3         6         1         1   
>      6         4  
>       4 
>  10150692  10157092  10157292  10164792  10170892 
> 10171795  10171895 
> 10172300 
>         5         2         4         4         4   
>      4         4  
>       1 
>  10175195  10187802  10192499  10192897  10198295 
> 10200493  10201693 
> 10211593 
>         1         2         2         3         5   
>      1         3  
>       5 
> > antal1 <- data.frame(antal1)
> > antal1
>           antal1
> 1437987        2
> 10000100       3
> 10007995       3
> 10008295       2
> 10008792       3
> 10010203      NA
> 10018703      NA
> 10033401       2
> 10048900       3
> 10050492       1
> 10055897       3
> 10076495       3
> 10081892       6
> 10094801       2
> 10100692       5
>  
> Thanks
> Rina
> 
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> 
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