Oh I see. Nevermind then. On Tue, May 14, 2019 at 1:57 PM Jeff Newmiller <jdnew...@dcn.davis.ca.us> wrote:
> This is definitely a statistics question still so not on topic here... as > changing the data is exactly the kind of thing that can have this effect. > > On May 14, 2019 10:51:20 AM MDT, Michael Howell <mchowe...@gmail.com> > wrote: > >Good morning, > >I was asking a more statistics oriented question on another board and > >someone demonstrated auto.arima() from the forecast package on my data. > >The > >function returned a (2,1,0) model with drift. However when I used the > >same > >function it returns a (1,1,0) model. There were no obvious differences > >in > >the code. The only thing passed to it was the data. How might this > >happen? > >The (2,1,0) model works better so I would like to be able to reproduce > >the > >results. > > > >Regards, > >Michael Howell > > > > [[alternative HTML version deleted]] > > > >______________________________________________ > >R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > >https://stat.ethz.ch/mailman/listinfo/r-help > >PLEASE do read the posting guide > >http://www.R-project.org/posting-guide.html > >and provide commented, minimal, self-contained, reproducible code. > > -- > Sent from my phone. Please excuse my brevity. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.