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andb
2013 Sep 24
1
request for help in R
respectd sir,
i am working on regional frequency analysis of flood flow data and want to use packages lmomRFA, lmom, imomco,etc andby using these i want to find RMSE , errorbounds and absolute biase but could not make it clear to use, please help
regards
atta muhammad asif
assistant professor
atta_ycc@yahoo.com
[[alternative HTML version deleted]]
2006 Jun 12
3
Group averages
...the two
factors, for each of the 20 I'd like to generate the mean and variance
of the 'hsgpa' values of the other 19 group members. This must be done
for every observation in the data set.
I've searched the R mail archives, read the manuals, and read
documentation for tapply() andby() as well as summaryBy() in the 'doBy'
package and with() from 'Hmisc.' It may be that since I'm new to
writing functions and R is the first language I've ever worked with I'm
less able to come up with a solution than some other new R users. None
of the functions I...