> From: r-help-boun...@r-project.org
> [mailto:r-help-boun...@r-project.org] On Behalf Of Noah Silverman
> Sent: Tuesday, May 11, 2010 5:38 PM
> To: r-help@r-project.org
> Subject: [R] Summarizing counts by multiple factors
>
> Hi,
>
> An example data set is:
>
Hi:
How about
> as.data.frame(with(df, table(group, level, color)))
group level color Freq
1 A 1 blue1
2 B 1 blue1
3 A 2 blue1
4 B 2 blue2
5 A 1 Red1
6 B 1 Red0
7 A 2 Red2
8 B 2 Red2
whe
On May 11, 2010, at 9:08 PM, David Winsemius wrote:
On May 11, 2010, at 8:38 PM, Noah Silverman wrote:
Hi,
An example data set is:
grouplevelcolor
A1"blue"
A1"Red"
B1"blue"
B2"Red"
A2"Red"
B2
On May 11, 2010, at 8:38 PM, Noah Silverman wrote:
Hi,
An example data set is:
grouplevelcolor
A1"blue"
A1"Red"
B1"blue"
B2"Red"
A2"Red"
B2"Red"
B2"blue"
B2"
Hi,
An example data set is:
grouplevelcolor
A1"blue"
A1"Red"
B1"blue"
B2"Red"
A2"Red"
B2"Red"
B2"blue"
B2"blue"
A2"blue"
A2"Red"
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