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..., omitting the 2nd and 4th numbers. I can do it these ways: > seq(64, 70)[-c(2, 4)] [1] 64 66 68 69 70 > foo <- 64:70 > foo[-c(2, 4)] [1] 64 66 68 69 70 But how come this doesn't work? > 64:70[-c(2, 4)] [1] 64 65 66 67 68 69 70 Just wondering. -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ???????? -=- Kernel 2.6.30-gentoo-r5 Cordelia: Hi! You having fun? Angel: Sure. This is, uh... Cordelia: Your idea of hell. Angel: Actually, in hell you tend to know a lot of the people

...] 0.04166667 0.04166667 0.04166667 0.04166667 [2,] 0.00000000 0.00000000 0.00000000 0.00000000 Can anyone explain this to me? Also, is there an easier, less clumsy way to test for the existence of a row in a data frame? Thanks in advance. -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ???????? -=- Kernel 2.6.39-gentoo-r3 You can't expect statistical procedures to rescue you from poor data. -- Berton Gunter (on dealing with missing values in a cluster analysis) R-help (April 2005)

...I even tried this: boxplot(meas.tab[,meas] ~ as.ordered(meas.tab$by.schl.plot.order) but that didn't do any better. I would think people would want to do this all the time. There must be an easy way to do it but I can't figure it out. Can anyone help me? -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ???????? -=- Kernel 2.6.36-gentoo-r5 It seems that you are facing a very serious fortune(122) problem. -- Jean R. Lobry (in reply to a user that quickly needed help for his PhD thesis, without properly checking the...

...000 279.0578 Deg. of Freedom 9 4 4 152 3 1406 Now obsid.f only has 3 degrees of freedom and the sum of squares is 0.00. Could this be due to the unbalanced design? If someone can explain this to me I would be very grateful. -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ???????? -=- Kernel 3.2.1-gentoo-r2 Tony Plate: There looks to be a typo in the R-exts manual: [...] Peter Dalgaard: 'svn blame' tells me that this was Brian's addition in rev.35362 [...] Brian D. Ripley: I pre...

...(piece) Then I tried this: pcts <- ddply(test.school, .(area, ext.obs, comp), .(calc.pct(rating))) Error in .fun(piece, ...) : attempt to apply non-function I tried all kinds of other variations but with no success. Can someone give me some pointers? Thanks. -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ???????? -=- Kernel 2.6.36-gentoo-r5 Lars Strand: Will R run under Windows Pocket PC? Brian D. Ripley: We don't know! There are no binary versions of R for that platform, but perhaps you could find a suitable compiler and manage to build the source...

...1:4(1d)] 7 1 2 0 ..- attr(*, "dimnames")=List of 1 .. ..$ : chr [1:4] "1" "2" "3" "4" But I really want tables of the rows. Do I have to write my own function to count the numbers of values? Thanks in advance. -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ????????? -=- Kernel 3.0.6-gentoo You say yourself it wasn't reproducible. So it could have been anything that "crashed" your R, cosmic radiation, a bolt of lightning reversing a bit in your computer memory, ... :-) -- Martin Maechler (re...

Dear Whom it may concern, I need help to figure the "macro" function in R: I need to plot the different data sets by a plotxyf function, I want the title to be different for different data set. # get the data set final.xyf<- xyf(data=as.matrix(my.final), Y=classvec2classmat(final$outcome), xweight = 0.5, grid=somgrid(5, 4, "hexagonal")) #plot function

...d 1.0. Admittedly, this is a rather big job: lmer with 2,200,000 records crossed by 125,000 students and 10,000 teachers. But I don't understand why it should consume resources so avariciously when run as a BATCH job. Can anyone explain this to me? TIA -- Stuart Luppescu -*-*- slu <at> ccsr <dot> uchicago <dot> edu CCSR in UEI at U of C

Under MacOS I had R64 executive and it was clear. Under Ubuntu, which I do not have administrative rights to, there is only R executive. It seems that I can allocate more than 3GB of memory, however not everything seems to work the same/right as with R64 under MacOS. Pms.

Dear All, does anybody know of a package (working under Linux) for multilevel IRT modelling? I'd love to do this without having to go on WINSTEPS or the like.. thanks for the attention! Federico Andreis ----- Dr. Federico Andreis Universit? degli Studi di Milano-Bicocca, PhD Student MEB Department, Karolinska Institutet, Stockholm, Visiting PhD Student -- View this message in context:

..., "Program %s doesn't seem to exist \n", producer); exit(EXIT_FAILURE); } Unfortunately, I don't understand this at all. Can anyone give me a clue as to what's happening? Thanks. -- Stuart Luppescu -=- slu .at. ccsr.uchicago.edu University of Chicago -=- CCSR ???????? -=- Kernel 2.6.33-gentoo-r2 > library(fortunes) > fortune() Overall, SAS is about 11 years behind R and S-Plus in statistical capabilities (last year it was about 10 years behind) in my estimation. -- Fra...

...- read011$era2base + (4 * read011$era2tr) read011$era3base <- read011$era2end read011$era3end <- read011$era2end + (6 * read011$era3tr) ... read2 <- rbind(read001, read011, read100, read110, read111) Isn't there an easier way to do this? Thanks. -- Stuart Luppescu <slu at ccsr.uchicago.edu> University of Chicago

...nel/net/bridge/bridge.o: insmod bridge failed I can't figure it out. Do I need to patch the kernel? (I thought 2.4.21 and beyond needed no patches.) Do I need to configure something else? Thanks in advance. -- Stuart Luppescu -=- s-luppescu .at. uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.6.1-gentoo Wishing without work is like fishing without bait. -- Frank Tyger -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 189 bytes Desc: This is a...

...s shaded at all. In fact, when I just try to print d[d$x>4] I get many lines of $"NA" NULL I must be mistaken in my understanding of density objects. Could someone clear up my mistake? Thanks very much. -- Stuart Luppescu -=- s-luppescu at uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.4.18-xfs checkuary, n: The thirteenth month of the year. Begins New Year's Day and ends when a person stops absentmindedly writing the old year on his checks. -------------- next part -------------- A non-text attachment was scrubbed.....

...don't understand is why the first method doesn't work, or at least why it didn't give me any warning or error messages. Can someone enlighten me? (I'm running R 1.5.1 on RedHat Linux 7.3 (intel).) -- Stuart Luppescu -=- s-luppescu at uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.4.19-pre10-xf People don't usually make the same mistake twice -- they make it three times, four time, five times... -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-...

Hi there, I want to make trajectory plots for data as follows: ID time y 1 1 1.4 1 2 2.0 1 3 2.5 2 1.5 2.3 2 4 4.5 2 5.5 1.6 2 6 2.0 ... That is, I will plot a growth curve for each subject ID, with y in the y axis, and time in the x axis. I would like to have all growth curves in the same plot. Is there

...0.151756859 3.00972988 0.05042209 drops$COHORT[drops$UNIT == unit] 0.002769108 0.03086700 0.08971097 Any help with this, and on getting the degrees of freedom or the p-value would be much appreciated. -- Stuart Luppescu -=- s-luppescu .at. uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.6.8-gentoo-r3 "I don't remember debates. I don't think we spent a lot of time debating it. Maybe we did, but I don't remember." George W. Bush July 27, 1999 Referring to whether he had discussions about the Vietnam...

...http://gams.nist.gov/serve.cgi/Class/D2a4/ but I have no way of evaluating which of the routines on this page would be fastest, most efficient and most accurate. Can anyone give me some guidance? Thanks very much. -- Stuart Luppescu -=- s-luppescu at uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.4.18-xfs You have the power to influence all with whom you come in contact. -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 240 bytes Desc: This is a di...

...ages saying, Object "total.time" not found. (Same thing for last.time, as well.) However, if I include total.time <- NA last.time <- NA before this piece of code, it runs fine. Why should this be? -- Stuart Luppescu -=- s-luppescu at uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.4.18-xfs-1.1 In Devon, Connecticut, it is unlawful to walk backwards after sunset. -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 240 bytes Desc: This...

...OME set to the correct value (/usr/lib/R), but I don't know why it's being ignored. It seems it's looking for Rcmd in the directory that R was built in (which doesn't exist any more). Any help here? -- Stuart Luppescu -=- s-luppescu at uchicago.edu University of Chicago -=- CCSR $B:MJ8$HCRF`H~$NIc(B -=- Kernel 2.4.19-xfs You want to know why I kept getting promoted? Because my mouth knows more than my brain. -- W.G. -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Si...