I think that'll work... thanks!
matt
On Fri, Oct 29, 2010 at 9:45 AM, jim holtman wrote:
> Is this what you want:
>
>> df
> f1 f2
> 1 Maj I Minor A
> 2 Maj I Minor A
> 3 Maj I Minor A
> 4 Maj II Minor A
> 5 Maj II Minor B
> 6 Maj II Minor B
> 7 Maj III Minor B
> 8 Maj III Min
Is this what you want:
> df
f1 f2
1 Maj I Minor A
2 Maj I Minor A
3 Maj I Minor A
4 Maj II Minor A
5 Maj II Minor B
6 Maj II Minor B
7 Maj III Minor B
8 Maj III Minor C
9 Maj III Minor C
> df[!duplicated(df),]
f1 f2
1 Maj I Minor A
4 Maj II Minor A
5 Maj II Min
Matt,
Below are three (of the probably many more) possible ways of doing this:
aggregate(1:nrow(df), df, length)
ftable(1 ~ f1 + f2, data=df)
library(plyr)
ddply(df, .(f1,f2), nrow)
Regards,
Jan
On 29-10-2010 15:53, Matthew Pettis wrote:
Hi,
I have a data frame with two factors (well, mo
Hi,
I have a data frame with two factors (well, more, but 2 for simple
consideration), and I want to display the different combinations of
the them that actually occur in the data. In reality, there are too
many of them to do to do a 'table' call and have one col vertical and
one col horizontal (
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