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...; "75 and over" 11 "19" "Unknown" NA Are there any tools to work with grouped frequencies (i.e., median, mean, chi-square test of normality of distribution) or do I have to calculate them ``by hand''? Thanks for any answer, Matej -- Matej Cepl, matej at ceplovi.cz, Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 The ratio of literacy to illiteracy is a constant, but nowadays the illiterates can read. -- Alberto Moravia -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-....

How do I get non-squared correlation coefficient in some more sensible way than sqrt(summary(lm(y~x))$r.squared)? Thanks Matej -- Matej Cepl, matej at ceplovi.cz, Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 The difference between death and taxes is death doesn't get worse every time Congress meets -- Will Rogers -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-....

...",onefile=FALSE,width=4.134,height=3.445,pointsize=12) plot(hf,main="Frequency distribution of heads",xlab="Throws", ylab="Frequency") lines(rnorm(length(hf),mean=mean(hf),sd=sd(hf))) dev.off(2) } Any help, please? Thanks Matej -- Matej Cepl, matej at ceplovi.cz, PGP ID# D96484AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 understand, v.: To reach a point, in your investigation of some subject, at which you cease to examine what is really present, and operate on the basis of your own internal model instead. --------------...

...cd .. && rm -rf TMP I am not sure, what?s the deal with /usr/share/redhat-release\* files/symlinks, but they stood in a way, so I had to remove them. Also, the redhat-releae\* package could be -workstation, -server, -computernode, or -client. Any comments? Best, Mat?j -- https://matej.ceplovi.cz/blog/, Jabber: mcepl at ceplovi.cz GPG Finger: 3C76 A027 CA45 AD70 98B5 BC1D 7920 5802 880B C9D8 "Push to test." (click) "Release to detonate..." -- from a bugzilla quip list -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc...

...-test for the significance of the correlation coefficient on sample to population, but is there way how to make this test for more than one pair of variables together as easily as I can make a correlation matrix for more variables with cor(cbind(A,B,C,D))? Thanks, Matej -- Matej Cepl, matej at ceplovi.cz, Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 Opinions founded on prejudice are always sustained with the greatest violence. -- Hebrew Proverb -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-....

...xpressing how much that particular variable is important for me, or how much I want to avoid cities with this characteristic)). Is it sound method? Or I am creating something which is already available in R as a standard function (which I suspect)? Thanks, Matej -- Matej Cepl, http://www.ceplovi.cz/matej GPG Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 Give your heartache to him. (1Pt 5,7; Mt 11:28-30)

...LOY<-TEMPLOY[!is.na(TEMPLOY)] > sum(CEMPLOY^2/length(CEMPLOY))-mean(CEMPLOY)^2 [1] 30877.28 > var(TEMPLOY,na.rm=TRUE) [1] 30981.25 Could anybody tell me, what's going on? I suppose that var=sum(x^2/N)-xbar^2 or what did I enter wrong? Thanks Matej -- Matej Cepl, matej at ceplovi.cz, Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 Courage is resistance of fear, mastery of fear, not absence of fear. -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- R...

...ed (in this book as well as on this list) how many times people use sqrt(var(x)) when what they want to say (IMHO) is sd(x). Is it just a macho way to show that I understand more complicated things, or is there any real difference between the two? Have a nice day, Matej -- Matej Cepl, matej at ceplovi.cz, Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 Science is meaningless because it gives no answer to our question, the only question important to us: ``What shall we do and how shall we live?'' -- Lev Nikolaevi...

Hi all In two days, I am giving a small, informal workshop in our Department about using R. Initially, it was just for statistician, but surprisingly (to me anyhow) many mathematicians are also coming who have a MATLAB background. They are coming at the Workshop from a teaching perspective. They are considering using R to avoid licensing issues with MATLAB. One thing they were hoping me to

...na(data$S2[i])) { counter = counter + 1 } } I have imagined something like length(x,na.rm=TRUE). How can I get values usually taken from tables like z-score, values of t distribution etc.? I could not find them among values mentioned in info file. Thanks, Matej -- Matej Cepl, matej at ceplovi.cz, PGP ID# D96484AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 The difference between death and taxes is death doesn't get worse every time Congress meets -- Will Rogers -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list...

...ed that the definition of the missing values was the same: 8,9 -- labelled as Rf and Dk). I have uploaded the data and all reports (in PDF) on http://www.volny.cz/cepls/ps-pdf/s6720p2.zip. Could anybody help me to understand what I did wrong, please? Thanks Matej -- Matej Cepl, matej at ceplovi.cz, PGP ID# D96484AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 In those days spirits were brave, the stakes were high, men were real men, women were real women and small furry creatures from Alpha Centauri were real small furry creatures from Alpha Centauri. -- Douglas Adams...

Hello List, I am trying to install RODBC package in a debian linux box but getting the following message. Can anyone help me to find what I am doing wrong here: $ R CMD INSTALL RODBC_1.0-4.tar.gz ### * Installing *source* package 'RODBC' ... checking for gcc... gcc checking for C compiler default output... a.out checking whether the C compiler works... yes checking whether we are cross

Hi, I advertised gnuplot as a better alternative to the general graphing program. It came to my knowledge, that the website I have sent to this list is dead -- the correct one is http://www.gnuplot.info. Matej -- Matej Cepl, matej at ceplovi.cz, PGP ID# D96484AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 There is no reason to suppose that most human beings are engaged in maximizing anything unless it be unhappiness, and even this with incomplete success. -- Ronald Coase Introduction to ``The Firm, the Mark...

Hi, what is the minimal hardware requirement for run R on windows 9x? and for run it in a linux with X and a light windowmanager? Not for hard use, only for learning. Thanks Ronaldo -- Genius may have its limitations, but stupidity is not thus handicapped. -- Elbert Hubbard -- |> // | \\ [***********************************] | ( ?? ?? ) [Ronaldo Reis J??nior ]

.... I use R 1.8.0 on Debian/woody (binary package from CRAN). Please, do not tell me to compile the newest R from source -- I don't have enough time to sleep, so I would probably rather survive for some time with loading data "by hand". Thanks, Matej -- Matej Cepl, http://www.ceplovi.cz/matej GPG Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 I feel so miserable without you, it's almost like having you here. -- Stephen Bishop

...meaningful for factors in: Ops.factor(qs[i], .minus(x[hi[i]], x[lo[i]]) * (index[i] - lo[i])) > Could anybody tell me, what's going on, please? I have no clue what "^", ">", etc. means. Thanks a lot (and thanks for your patience) Matej -- Matej Cepl, matej at ceplovi.cz, Finger: 89EF 4BC6 288A BF43 1BAB 25C3 E09F EF25 D964 84AC 138 Highland Ave. #10, Somerville, Ma 02143, (617) 623-1488 Q: Is vi an easy editor to learn, is it intuitive? A: Yes, some of us think so. But most people think that we are crazy. -- vi FAQ -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-...

is anybody whoo know something about making frequency tables in R. i'm just beginner in R. thank you. -=-=-=-=-=-=-=-=-=-=- milan toth http://toth.host.sk -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the

Dear all, my problem is following. I know Stata, but currently I have to use R. Could You please help in finding the analogy to R. (1) creating of City-Dummy. I know in Stata: g byte city=0 replace city=1 if city==12&year==2000 and (2) Create a Time-Dummy-Variable g byte T2000=0 replace T2000=1 if year==2000 (3) I need the City DUmmy for the following combination: I have the

I have moved the R-announce mailing list from the Majordomo software to a combination of procmail & mailman an hour or so ago. You find a link in the footer of this message giving an URL where you can modify your subscription, look at the archives (everything from the beginning in 1997) and more. CHANGE: Postings to R-announce are now moderated, ie. they have to be approved by a list

I have moved the R-announce mailing list from the Majordomo software to a combination of procmail & mailman an hour or so ago. You find a link in the footer of this message giving an URL where you can modify your subscription, look at the archives (everything from the beginning in 1997) and more. CHANGE: Postings to R-announce are now moderated, ie. they have to be approved by a list