[R] Recoding a variable

[John Fox]

Dear Spencer,

In addition to the approaches already suggested, there is the recode()  
function in the car package.

Regards,
  John

--------------------------------------------
John Fox, Professor
Department of Sociology
McMaster University
Hamilton ON Canada L8S 4M4
web: socserv.mcmaster.ca/jfox

On 3-Jul-08, at 2:57 PM, Spencer wrote:

> Hi All,
>
> I'm relatively new to R. I have a variable, "internet use," which  
> ranges from "Almost everyday, "Several times a week," "Several times  
> a month," "Seldom," "Never," and  "Don't know." I want to recode  
> this data into a new variable, say "use.internet," such that I have  
> a dichotomous variable indicating simply whether or not they have  
> access to the internet. Hence, I want to make "Never" and "Don't  
> know" equal to 0, everything else 1. I thought about doing an  
> if...then statement, but am not sure how to do this in R. This is  
> easy to do in SPSS.
>
> A sample of the existing array is the following:
>
> Seldom               Several times a week
> Several times a month
> Never
> Never                Never               Seldom
> Several times a week
> Never               Never               Almost everyday      Never
> And the ideal new variable:
>
> 1
> 1
> 1
> 0
> 0
> 0
> 1
> 1
> 0
> 0
> 1
> 0
>
> Any help would be great!
>
> -- 
> Spencer Cohen
> PhD Student
> Department of Geography
> University of Washington
> Email: zhuge99 at u.washington.edu
> Website: staff.washington.edu/zhuge99
>
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