__
R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
Hi
PLEASE do read the posting guide!
**
On 25 Aug 2005 at 20:28, A Mani wrote:
Hello,
Is it safe to use tapply when the result will be of dim 2
x 1 or more ? In my PC R crashes.
or gave you an error message?
I tried this
Hello,
Is it safe to use tapply when the result will be of dim 2
x 1 or more ? In my PC R crashes. The code used was on a 3-col
data frame with two factor cols and a numeric column. The fn was diff
.
data form being A, B, Num
tapply(data$A, list(data$A, data$B), diff)
--
A. Mani