Nothing is wrong with arima: those commands are part of make check, so your copy of R has been corrupted. Search for masked functions, and try starting R with --vanilla.
On Sun, 29 Aug 2004, Remigijus Lapinskas wrote: > Dear All, > > R 1.9.1, Windows > > When copying and pasting a few lines from the 'predict.Arima' help, I > get an error message: > > > data(lh) > > predict(arima(lh, order = c(3,0,0)), n.ahead = 12) > Error in eval(expr, envir, enclos) : Object "xreg" not found > > On the other hand, the following is OK: > > > data(lh) > > predict(arima0(lh, order = c(3,0,0)), n.ahead = 12) > $pred > Time Series: > Start = 49 > End = 60 > Frequency = 1 > [1] 2.460173 2.270829 2.198597 2.260696 2.346933 2.414479 2.438918 2.431440 > 2.410223 2.391645 2.382653 2.382697 > > $se > Time Series: > Start = 49 > End = 60 > Frequency = 1 > [1] 0.4226823 0.5029332 0.5245256 0.5247161 0.5305499 0.5369159 0.5388045 0.5388448 > 0.5391043 0.5395174 0.5396991 0.5397140 > > So, what is wrong with arima? -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
