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

From: ethanhaas <ethanhaaswaswrong_at_gmail.com>
Date: Wed, 12 Dec 2007 04:52:43 -0800 (PST)

What I'm trying to do is have plots and summary statistics of x (autocorrelations for example) where x refers to the data in using, and I thought decomposing would be the way to go about it.

P.Dalgaard wrote:

> 
> 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 Øster 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             Øster 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.
> 
> 

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Received on Wed 12 Dec 2007 - 13:01:27 GMT

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