Re: [R] question on lmList

eugen pircalabelu yahoo.com> writes: > Using the lmList function from “nlme package” I get the following error >> message: > > “Error in !unlist(lapply(sum.lst, is.null)) : invalid argument type” > try str(zz) to check if your data are strange. And plot the data, maybe there is something fun

[R] question on lmList

Hi list, Using the lmList function from “nlme package” I get the following error message: “Error in !unlist(lapply(sum.lst, is.null)) : invalid argument type” # this is the syntax used # fm_cream <-lmList(MULTDV~TIME|cod, data=zz, na.action=na.omit) # summary(fm_cream) When I generate a si