Hi Val,
You can even get a graphic illustration of this quite easily:
library(plotrix)
sizetree(dataset)
Jim
On Tue, Oct 6, 2015 at 10:00 AM, Val wrote:
> Hi All,
>
> I have a data set ( region, city, town and district). The data looks like
> region, city, town, district
> 1 1 1 1
> 1 1
er solutions but I would use ave with length function
> for each column separately to add new column.
>
> See ?ave
>
> Cheers
> Petr
>
> > -Original Message-
> > From: R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Val
> > Sent: Tuesday, Octob
M
> To: r-help@r-project.org
> Subject: [R] count by category
>
> Hi All,
>
> I have a data set ( region, city, town and district). The data looks
> like region, city, town, district
> 1 1 1 1
> 1 1 1 2
> 1 1 1 3
> 1 1 2 1
> 1 1 2 2
> 1 2 1
Hi All,
I have a data set ( region, city, town and district). The data looks like
region, city, town, district
1 1 1 1
1 1 1 2
1 1 1 3
1 1 2 1
1 1 2 2
1 2 1 1
I want the counts for region, city and town. Here region 1 has 6
records, city 1 has 5 records and city 2 has 1 re
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