[R] Newbie question

[cruz]

abntest[abntest$abntesr > 90,]


On Sun, Jan 4, 2009 at 11:55 AM,  <greggallen at gmail.com> wrote:
> Hi:
>
> I'm loading in students test scores with:
>
>> abntest <- read.table("scores.txt")
>
> if I type:
>
>>abntest
>
> I get ALL the values.  I want to be able to filter it by various things such as:
>
>
> if( abntesr > 90) Print abntest;
>
> and other logical operators.  I'm sure this is simple for someone experienced.
>
>
> Thanks,
>
> Gregg Allen
>
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