[R] sorting the data~

ctu at bigred.unl.edu ctu at bigred.unl.edu
Thu Jun 5 05:35:32 CEST 2008


id<-c(1,1,1,1,3,3,3,7,7,7,7,11,11,11,2,2,2,4,4,4,4,8,8,8)
sort(id)
[1]  1  1  1  1  2  2  2  3  3  3  4  4  4  4  7  7  7  7  8  8  8 11 11 11



Quoting Manli Yan <manliyanrhelp at gmail.com>:

>   no,the id is  variable of a table,such as:
>   treatment id  age response
>     low         1   50   20
>     low         1   60   30
>     high        5   50   30
>     high        5   60  40
>
> .......
>
> I want to rearranage the table according the id (increasing),since id is not
> strictly from 1~n,it is in increasing order but sometime jump through many
> number like 1 1 5 5,I like them to be 1 1 2 2~
>
>
>
> 2008/6/4 Erik Iverson <iverson at biostat.wisc.edu>:
>
>> Are these the ranks of the data?
>>
>> help.search("rank")
>>
>>
>>
>> Manli Yan wrote:
>>
>>>    id<-c(1,1,1,1,3,3,3,7,7,7,7,11,11,11........)
>>>
>>> how to sort  this kind of data to
>>>   id:(1,1,1,1,2,2,2,3,3,3,3,4,4,4.........)
>>>
>>> thanks~
>>>
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>>>
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>>> http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
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>>>
>>
>
> 	[[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at r-project.org mailing list
> 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.
>



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