[R] Betr.: Re: Splitting a dataframe at the results of tapply

Hi Dimitris, This works fine. Thanks!, Ed -- -- Ed Gordijn Adviseur geluidscapaciteit Amsterdam Airport Schiphol Business Area Aviation (A/CAP/EC) Postbus 7501, 1118 ZG Schiphol Bezoekadres: Evert v/d Beekstraat 202, 1118 CP Schiphol tel 020 601 32 22

[R] Splitting a dataframe at the results of tapply

I have got a dataframe containing measurement of aircraft noise like this: Id - c(1,4,5,2,3,6,4,1,2,5,6,3) Noise - c(88,94,97,98,92,56,103,102,87,95,92,97) Height - c(190, 150, 120, 115, 188, 104, 101, 189, 146, 111, 124, 126) df - data.frame(Id, Noise, Height) Now I would like to