Re: [R] package segmented problem

Hi Alan How your lm model looks like? Are your data stored on a data.frame ? Case yes, send us a str(df). Send us a short sample of the code and a short subset of the data. Cheers, miltinho astronauta brazil On Tue, Jul 8, 2008 at 5:36 AM, Alan Kelly <[EMAIL PROTECTED]> wrote: > Hi, while usi

[R] package segmented problem

Hi, while using package "segmented" (version 0.2-4) by Vita Muggeo to investigate a possible change point (around time = 222) in admissions for a specific medical condition I had the following error message: fit2.seg<-segmented(fit2, seg.Z=~time,psi=222) Error in segmented.lm(fit2, seg.Z = ~