[R] acf problem ?

Prof Brian Ripley ripley at stats.ox.ac.uk
Thu May 12 18:30:58 CEST 2005


On Thu, 12 May 2005, Ernesto Jardim wrote:

> I'm getting the following error that do not make sense to me, what am Idoing 
> wrong ?
>
>> acf(Recsim[1,], lag.max=1)
> Error in acf(Recsim[1, ], lag.max = 1) : 'lag.max' must be at least 1

Inside the code

     lag.max <- min(lag.max, sampleT - 1)
     if (lag.max < 1)
         stop("'lag.max' must be at least 1")

so you have only one point in your `time series', I think.

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
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




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