Re: [R] Help with aggregation

See ?ave (in package stats) /hans -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Michael Pearmain Sent: den 2 oktober 2008 15:28 To: r-help@r-project.org Subject: [R] Help with aggregation Hi All, I seem to be having a few troubles with aggregating

[R] Help with aggregation

Hi All, I seem to be having a few troubles with aggregating data back onto the the dataframe, I want to take the max value of a user, and then apply this max value back against all id's that match (i.e a one to many matching) Can anyone offer any advice? is there a better way of doing this? Dummy