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Dear R help. I have a beginner's question to ask you. I faced a difficulty in getting rate of return for some target data. I finished data importing and some manipulations. but I have any idea after that. Anyone who answer this question? Thanks in advance Park H.J

...looks like Income Children Age Sex Weight 5000 2 29 1 5874 6000 3 28 2 584 5500 0 32 1 8513 6951 1 23 1 510 Salvatore salvatore barbaro department of public economics platz der g?ttinger sieben 3 37073 g?ttingen tel.: +49 551 3919704 fax: +49 551 39 7353 http://www.gwdg.de/~sbarbar

Hi, How can I include accents and signs like '?' '?' in the plots generated by R? I try, but R automatically transforms the name ex: > countries <- c("M?xico", "Espa?a") > countries [1] "M\216?xico" "Espa\216?a" > I've seen in some Spanish texts about R how is it normal to include labels of the plots and other names with

Hi, I would like to use the segments command within a lattice graph. Is this allowed in R in the same way as in SPlus? If not, what is the alternative? For example, the following produces vertical line segments between points in SPlus but in R the line segments are not shown. (I want to replicate in R what I see in SPlus.) What is my mistake? library(lattice) set.seed(123) dat <-

Dear R-"helpers"! May I kindly ask the pure statistics-experts to help me for a purpose which first part is not directly concerned with R. Consider two distribution functions, say f and g. For both, the median is smaller than a half. Now, the multiplicative or additive linkage of both distribution leads to a new distribution function, say h, whereas the median of h is greater than a