Re: [R] apply a function to a list of data frames

Thank you for your help. Your explanations have been very useful. Stefano Da: Rui Barradas [ruipbarra...@sapo.pt] Inviato: venerdì 22 maggio 2015 20.26 A: Stefano Sofia; r-help@r-project.org Oggetto: Re: [R] apply a function to a list of data frames

Re: [R] apply a function to a list of data frames

Hello, You should change your function to accept only one argument, the data.frames, and then use lapply (not sapply). Something like the following. calc <- function(dat) { bias_dmo_max <- round(mean((dat$dmo_12-dat$Eonestep_12), na.rm=TRUE), digits=2) rmse_dmo_max <- round(sqrt(mean((dat$d

Re: [R] apply a function to a list of data frames

Where is your code? I see no invocation of sapply. -- Bert Bert Gunter Genentech Nonclinical Biostatistics (650) 467-7374 "Data is not information. Information is not knowledge. And knowledge is certainly not wisdom." Clifford Stoll On Fri, May 22, 2015 at 11:02 AM, Stefano Sofia wrote: > D