Re: [R] Getting error message using R: Please help (it's coursework due in on Friday)

From: Peter Dalgaard <P.Dalgaard_at_biostat.ku.dk>
Date: Wed, 12 Dec 2007 12:25:46 +0100

ethanhaas wrote:
> I simply called it information but I can also call it data if you wish, it
> doesn't make a difference.
> The timeseries is simply the time series of this data between the two dates
> and using is the data up to 1990 as opposed to 1994.
>
>
And isn't it one of the latter two you want to decompose()?

> P.Dalgaard wrote:
>
>> ethanhaas wrote:
>>
>>> I've been trying for the past 3 weeks to use R (much better than Matlab
>>> but I
>>> am very bad with computers so I am very new to all of this) and know how
>>> to
>>> input the data (hey, it's a start!) but every time I type in the
>>> following:
>>>
>>> dcm <- decompose(information)
>>>
>>> I get the following error message:
>>>
>>> Error in decompose(information) : time series has no or less than 3
>>> periods
>>>
>>> Could you please aid me so that I can progress to the next step. What I
>>> am
>>> in fact trying to do at the moment is plot a graph of the information so
>>> I
>>> had assumed it would be:
>>>
>>> dcm <- decompose(information)
>>> Plot(dcm$trend)
>>>
>>> but obviously it does not appear to be the case.
>>>
>>> By the way the code I have right now in case it helps is:
>>>
>>> information <- scan("everything.txt")
>>> timeseries <- ts(information, frequency = 11, start = c(1970, 1994))
>>> using <- window(timeseries, end = c(1990, 11))
>>> dcm <- decompose(information)
>>> Plot(dcm$trend)
>>>
>>>
>>>
>> Er, are you sure it is "information" that you want to decompose()? (If
>> so, what are the computations of "timeseries" and "using" supposed to be
>> good for?)
>>
>>
>>> Thank you very much in advance, I really appreciate the help.
>>>
>>>
>> --
>> O__ ---- Peter Dalgaard ├śster Farimagsgade 5, Entr.B
>> c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
>> (*) \(*) -- University of Copenhagen Denmark Ph: (+45)
>> 35327918
>> ~~~~~~~~~~ - (p.dalgaard_at_biostat.ku.dk) FAX: (+45)
>> 35327907
>>
>> ______________________________________________
>> R-help_at_r-project.org mailing list
>> 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.
>>
>>
>>
>
>

-- 
   O__  ---- Peter Dalgaard             ├śster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark          Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalgaard_at_biostat.ku.dk)                  FAX: (+45) 35327907

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Received on Wed 12 Dec 2007 - 11:38:06 GMT

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