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YOST Andrew wrote: > What is the correct syntax for finding the area under the standard > normal density for a particular value of z? > > Thanks > ?qnorm

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help("%%") Anna H. Pryor wrote: > Is there a modulus operator in R? > > Anna > > ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help >

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Hi, all, Uwe Ligges has a nice tool for creating R binaries for Windows. http://win-builder.r-project.org/ Is there an equivalent for Mac to create the tgz file? Thanks, --sundar

Omar Lakkis wrote: > How can I determine whT OS I am running under? > > if WINDOWS do this > if LINUX do that > Hi, Omar, Look at version$os. > # windows > version$os [1] "mingw32" > # linux > version$os [1] "linux-gnu" HTH, --sundar

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lamack lamack wrote: > Dear all, how can I select only the numeric (or character) variables from a > date.frame? > > Best regards > Try: x[sapply(x, is.numeric)] x[sapply(x, is.character)] where `x' is your data.frame. --sundar

Lisa Wang wrote: > Hi there, > > Could anybody help me on how to sort a dataframe by one variable in the > dataframe? > > Thank you > See ?order. x <- data.frame(a = runif(10), b = 1:10) x[order(x$a), ] --sundar

t c wrote: > I wish to obtain the right-most n characters of a character string? What is the appropriate function? > See ?nchar ?substr k <- 2 x <- "abcdef" nc <- nchar(x) substr(x, nc - k + 1, nc) HTH, --sundar

ivo_welch-Rstat at mailblocks.com wrote: > > hi: where would I find facilities to draw circles, ovals, and > semicircles? (or should I construct them myself using curve?) > > regards, /ivo > Here's a thread from the archive: http://finzi.psych.upenn...

Lana Schaffer wrote: > Hi, > I have been sorting matrices by sorting each column one at a time. > However, > Many times I want to sort the whole matrix by sorting one column. Are > there > Ways to do this in R? > Lana...

?lda in package MASS. This can be found by help.search("discriminant"). sd Vincent Spiesser wrote: > Hi, > Does an equivalent of the Splus' "discr" function exist ? > > Vincent Spiesser > > ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://www.stat...