[R] Apply() on columns

[Peter Ehlers]

On 2012-06-15 01:09, faelsendoorn wrote:
> Hi,
>
> I have some trouble with the following: I have a table of 7 rows and
> 6columns. The columns 1,2,3 have information about the number of employees.
> The columns 4,5,6 have information about the number of working hours. Each
> row, is corresponding with a week.
> My goal is to make a boxplot, histogram etc. of the columns 4, 5 and 6

I don't know what the "etc" is, but I strongly suggest that you NOT
make boxplots or histograms for data consisting of 7 values.
Consider stripchart().

Peter Ehlers

> (thus, the data of the number of working hours). How can I select by using
> the function Apply the weeks i needed for fullfulling my goal?
>
> I already tried something with environment variables but that is a hard
> stop.  I think, when I can select the columns I wanted with the
> corresponding rows, that it would not be a problem making a histogram etc.
>
> Yours,
>
> Frans Elsendoorn
>
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