Hi, thank you very much for the advice. I'll try it out, and see where I can take it from there.
@david, your point is noted. I will avoid such mails in the future. On Fri, Mar 2, 2012 at 4:57 AM, Peter Ehlers <ehl...@ucalgary.ca> wrote: > On 2012-03-01 13:52, John Kane wrote: > >> No it's an outlier problem, I think. >> >> If you have a fairly small number of sets of these numbers simple visual >> inspection of a boxplot for each set would probably acomplish what you want. >> >> Try this in R for an example. Just paste the next two lines into R >> >> xx<- c(1, 1, 2, 10, 100, 10,1) >> boxplot(xx) >> > > For graphical analysis, I would prefer plot(xx, type="h"). > But "most different as compared to the others" is not > well-defined. Possibly something like scale(xx) would help. > > Peter Ehlers > > > >> After this it gets more complicated, but it you're new here let's take it >> one step at a time >> >> >> John Kane >> Kingston ON Canada >> >> >> -----Original Message----- >>> From: suranga...@gmail.com >>> Sent: Thu, 1 Mar 2012 09:30:59 -0800 >>> To: r-help@r-project.org >>> Subject: [R] Standard variance / devistion clarification >>> >>> Dear gurus, >>> >>> Im a newbie, and I want to ask a very general question. >>> Assume that I have a set of numbers as follows, >>> >>> 1, 1, 2, 10, 100, 10,1 >>> >>> > From these, I need to identify which number is the most different as >>> compared to others. (in this case, it will be 100, since its way larger >>> than the other numbers). It doesnt have to be specifically this way, but >>> I >>> need to identify which number(s) are most different compared to the >>> others. >>> >>> Any idea as to what I need to do this ? Im a math noob, so I'm also going >>> to need to ask it this is called 'standard deviation' or 'variance' :-) >>> >>> -- >>> Best Regards, >>> >>> Suranga >>> >>> [[alternative HTML version deleted]] >>> >>> ______________________________**________________ >>> R-help@r-project.org mailing list >>> https://stat.ethz.ch/mailman/**listinfo/r-help<https://stat.ethz.ch/mailman/listinfo/r-help> >>> PLEASE do read the posting guide >>> http://www.R-project.org/**posting-guide.html<http://www.R-project.org/posting-guide.html> >>> and provide commented, minimal, self-contained, reproducible code. >>> >> >> ______________________________**______________________________ >> Send your photos by email in seconds... >> TRY FREE IM TOOLPACK at >> http://www.imtoolpack.com/**default.aspx?rc=if3<http://www.imtoolpack.com/default.aspx?rc=if3> >> Works in all emails, instant messengers, blogs, forums and social >> networks. >> >> ______________________________**________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/**listinfo/r-help<https://stat.ethz.ch/mailman/listinfo/r-help> >> PLEASE do read the posting guide http://www.R-project.org/** >> posting-guide.html <http://www.R-project.org/posting-guide.html> >> and provide commented, minimal, self-contained, reproducible code. >> > > -- Best Regards, Suranga [[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.
