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Hello, I have 15 data points (weight at birth) by age which I want to interpolate back in time (to 5 more age points). There are many functions in R to do this and I wonder if anyone has experience in using these -- any preference/caveat etc? I am trying to find an alternative to linear interpolation. Using R 1.6.0 under windows TIA Marwan

Hello, I am using Dotplot (from Frank Harrell's HMISC library) to make a graph of rates with confidence intervals but I get a 'black' background -- nice but not on a printed document: >Dotplot(group~Cbind(rate,lower,upper)|mortality,data=mort,ylab=' ') How do I change the background (and other) collors in Dotplot? Thanks for you help. Marwan Khawaja platform

There have been quite a few questions recently about this, so I have tried to gather experience. I set up a proxy using Apache2 (a very common server) behind our firewall and tried various authentication approaches. One comment: all the methods return error messages when they fail. Please don't report `it doesn't work' without the full details. 1) For a proxy that authenticates

Hello, I am trying to replicate example 4 in the package 'scatterplot3d': s3d.dat_data.frame(cols=as.vector(col(my.model4)), rows=as.vector(row(my.model4)), value=as.vector(my.model4)) scatterplot3d(s3d.dat, type="h", lwd=5, pch=" ", x.ticklabs=colnames(my.model4), y.ticklabs=rownames(my.model4), main="Conditional probabilities, Model 3") Nice! but,

Dear all, I'm new R's user and I'm looking for package dealling with Path analysis. Does it exist ? Where ? Best, Regis Martin PhD Student Laboratory of Altitutdinal Population Biology UMR CNRS 5553 Universté de Savoie Bât. Belledonnes 00 33 (0)4 79 75 86 44 regis.martin at univ-savoie.fr

A new package `survey' for analysing complex survey samples is on CRAN. It handles stratification, clustering, and unequal sampling probabilities in descriptive statistics, glms, and general maximum likelihood fitting. The package is still under development: - it doesn't do the finite population correction to variances - it needs some real life worked examples Most importantly,

A new package `survey' for analysing complex survey samples is on CRAN. It handles stratification, clustering, and unequal sampling probabilities in descriptive statistics, glms, and general maximum likelihood fitting. The package is still under development: - it doesn't do the finite population correction to variances - it needs some real life worked examples Most importantly,

Hello, I get a nice looking barplot using the barplot2 function in the gregmisc package: body2 <- barplot2(hh3, beside = TRUE, col = c("mistyrose", "lightcyan"), .... cex.names = 1.0, plot.ci = TRUE, ci.l = cil, ci.u = ciu, plot.grid = TRUE) box() However, obviously I lose the collors when converting from ps to a pdf (outside of R)

Dear All, I want to 'impose' supplementary points to an mca plot -- using V&R MASS library -- and I wonder if anyone had any luck. The book (4th edition) says it can be done using predict.mca but there are no examples provided in the help pages. Would appreciate any help/pointers. Thanks Marwan btw, to Professor Ripley -- the abbrev=TRUE option for labels does not seem to work.

Dear All, I am using the scatter.dudi finction in the 'ade4' package to produce correspondence analysis (nice) plots. I do not seem to figure out how to plot the raw coordinates only -- or column coordinates only. I would appreciate any help in doing that. Here is the example I am following -- from the package. data(banque) > banque.acm <- dudi.acm(banque, scann = FALSE, nf =

Hello, I wonder if anyone has a function for calculating confidence intervals for ratios. I have mortality rates calculated for several groups from sample data -- but these can be treated as ratios?). I am entertaining the idea of bootstrapping them. Any help would be greatly appreciated. TIA, Marwan ---------------------------------------------------------------------------- ------------

Hello Is anyone else having problems receiving email from the list? No email from R help today! Thanks Marwan ------------------------------------------------------------------- Marwan Khawaja http://departments.aub.edu.lb/~mk36

Hello, I a proxy connection to the internet, so I renamed the file 'internet2.dll' to 'internet.dll' in the Module subdirectory as suggested in Changes. But I still get an error when trying to update packages: 'Rgui.exe has generated errors and will be closed by Windows' Any hint would be appreciated. I know this has been discussed before but I do not seem to find the

Hello, No luck in loading Frank Harrell's packages -- did anyone encountered the same problem? R : Copyright 2002, The R Development Core Team Version 1.4.1 (2002-01-30) > library(design, T) Design library by Frank E Harrell Jr, Version of Wed Apr 17 17:07:30 EDT 2002 Error in dyn.load(x, as.logical(local), as.logical(now)) : unable to load shared library

This graph -> http://www.math.hope.edu/~tanis/dallas/images/disth36.gif is an example I found at http://www.math.hope.edu/~tanis/dallas/disth1.html created by Maple. Does anybody know how to create something similar in R? I have a feeling it could be possible using scatterplot3d (perhaps with type=h, the fourth example in help('scatterplot3d')?), but I cannot figure it out. Thanks in

Hi R users, 1) How does one show confidence-intervals in a barchart and use rownames for labels on the y-axes? I have looked at "plotCI" in "gregmisc" package . But it does not seem to produce something like a barchart. The statistic, error, upper-bound, and lower-bound are in a dataframe. 2) How to show CI in a barchart either using the statistic and, either (a)

bonjour, Je voudrais faire une analyse des correspondances multiples avec R. avec les repr?sentation graphiques correspondantes avec R. je ne sais pas comment proc?der .. en vour remerciant par avance Faouzi

Hi, I use SPSS at work and have R installed both at work and on my home machine. I've been trying to do some logistic regressions in R and SPSS, but the results I'm getting are different. I've followed a few R tutorials, and with most of them, I get the following instructions: result <- glm(z ~ x + y, family=binomial(logit)) In the case above, with three variables (z being

Hello, The search engine in Netscape 7.1 does not seem to work for me -- it used to work fine before. I do get the html help page but nothing happens when I enter a keyword for search. Java plug in and it is enabled -- so this is not the problem. Any help would be appreciated. Thanks Marwan > version platform i386-pc-mingw32 arch i386 os mingw32 system i386,

Hi, It appears that there is no package for estimating log linear models (L. Goodman's family) for data in the form of frequency tables. Am I wrong? Thanks Marwan Khawaja Research Coordinator Fafo, Institute for Applied Social Science N-0608 Oslo, Norway Tel +47 22 08 86 00 +47 22 08 86 94 (Direct) +47 22 67 33 05 (Private) Fax +47 22 08 87 00