Thank you very much,
You solved my problem.
On Mon, Feb 22, 2010 at 12:42 AM, Peter Dalgaard
<p.dalga...@biostat.ku.dk>wrote:
> Or Duek wrote:
>
>> Ok,
>> It seems that the problem lays in the order (as Ista mentioned),
>> But, when I ask R to order it he chooses to order it by size and not by
>> the
>> specific order I mentioned when I built the vector.
>> Is it possible to tell him to keep the order as mentioned?
>> Thank you.
>>
>
> You're still not completely clear about how you built the factor, but I
> venture a guess:
>
> Notice that factors tend to get their levels in alphabetical order, unless
> special tricks are used.
>
> > d <- data.frame(f=c("rare", "medium","well-done"))
> > d$f
> [1] rare medium well-done
> Levels: medium rare well-done
>
> To get the cast in order of appearance, this can be used:
>
> > d$f <- factor(d$f, levels=unique(d$f))
> > d$f
> [1] rare medium well-done
> Levels: rare medium well-done
>
>
>
>
>>
>> On Sun, Feb 21, 2010 at 6:16 PM, Ista Zahn <istaz...@gmail.com> wrote:
>>
>> Hi Or,
>>> I can't know for sure what your problem is without an example, but the
>>> first thing I would do is check to make sure that your labels are
>>> stored as an ordered factor (and that the order is correct). See
>>> ?factor for details.
>>>
>>> Best,
>>> Ista
>>>
>>> On Sun, Feb 21, 2010 at 10:57 AM, Or Duek <ord...@gmail.com> wrote:
>>>
>>>> Hi,
>>>> I created a simple data frame with one factor and one numerical
>>>> variable.
>>>> The factor was actually a vector of names of techniques to trimm
>>>> reaction
>>>> time data.
>>>> I want to create a plot that shows the value of F test for every
>>>> trimming
>>>> method.
>>>> So the data frame has its trim factor (who has those labels
>>>> "mean","2500","2000","1500","1000","log","inverse","1SD","2SD")
>>>> and the numerical variable of the data frame has the F values for each
>>>>
>>> one
>>>
>>>> of those trimming method.
>>>> When I ask R to plot it, it doesn't keep the order of the trimm verctor
>>>> correctly and the plot confuses the order so the most left one will be
>>>>
>>> 1500
>>>
>>>> and then 1SD etc.
>>>> The values are correct but it is important for me to keep it in the same
>>>> order I built it.
>>>> How can I do it?
>>>> Thank you very much,
>>>> Or D.
>>>>
>>>> [[alternative HTML version deleted]]
>>>>
>>>> ______________________________________________
>>>> R-help@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.
>>>>
>>>>
>>>
>>> --
>>> Ista Zahn
>>> Graduate student
>>> University of Rochester
>>> Department of Clinical and Social Psychology
>>> http://yourpsyche.org
>>>
>>>
>> [[alternative HTML version deleted]]
>>
>> ______________________________________________
>> R-help@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.dalga...@biostat.ku.dk) FAX: (+45) 35327907
>
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