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That works great by the way. Thanks very much for your help! -- View this message in context: http://r.789695.n4.nabble.com/Adding-mean-values-to-boxplots-tp4474700p4478031.html Sent from the R help mailing list archive at Nabble...
Great. Thanks very much for that... and for pointing out the obvious error! Much appreciated. Tom -- View this message in context: http://r.789695.n4.nabble.com/Adding-mean-values-to-boxplots-tp4474700p4475472.html Sent from the R help mailing...
Kenneth Cabrera wrote: > How can I read an ascii database that is controled by the column number? ?read.fwf -- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd Street, 8th floor New York, NY 10010 tel: (212) 845-4495 (Tu...
Matthieu Cornec wrote: > Hello, > > I would like to convert c("a","b","c") into "abc". > Anyone could help? ?paste paste(c("a","b","c"), collapse="") -- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd Street, 8th floor New York, NY...
help.search("stepAIC") and RSiteSearch("stepAIC", restrict="functions") show it is in package MASS. orkun wrote: > hello > > I would like to know which package contains stepAIC > function ? > > regards > -- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd Street, 8th floor...
See ?wilcox.test. In particular, see the details section. Margarida J??lia Rodrigues Igreja wrote: > I would like to do a MannWitney test. > Can anyone help me with the propper command? -- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd...
?Sys.time() > Sys.time() [1] "2005-03-07 07:32:57 Eastern Standard Time" XP Sun wrote: > hi, all, > > how to show time? what is the command? > > thank you in advance! -- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd...
Francisco J Molina wrote: > Is there a function like "is.there" such that > > is.there ( a ) returns TRUE is object 'a' is in the current environment and > FALSE otherwise? ?exists -- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd Street...
Ko-Kang Kevin Wang wrote: > I've been looking through the documentation for sample(), but can only get > it to work with vectors. Is it possible to sample from a dataframe? Do you want to sample rows from a single...
which(matrix(rnorm(30), ncol=3) > 1, arr.ind = TRUE) See ?which Ivan Yegorov wrote: > Could you please help me. How can I get indexes of matrix elements equal to the specified value. Thanks in advance. -- Chuck Cleland, Ph.D...
Thompson, Trevor wrote: > I'm trying to use the regexpr function to locate the decimal in a character > string. Regardless of the position of the decimal, the function returns 1. > For example, > >>regexpr(".", "Female.Alabama") You probably want backslashes to...
linda.s wrote: > just curious, why put "r" in the "rnorm" for The Normal Distribution? From ?rnorm Value: 'dnorm' gives the density, 'pnorm' gives the distribution function, 'qnorm' gives the quantile function, and 'rnorm' generates random deviates. -- Chuck Cleland, Ph...
Ernesto Jardim wrote: > I want to use the first digit of the elements of a vector. > > I've tried grep but didn't work. > > Any help is welcome. substr(as.character(runif(100,0,2)), 1, 1) see ?substr -- Chuck...
Ulrich Leopold wrote: > how can I exclude the missing values in the following example: > > tapply(lsk0t50$Pox2, lsk0t50$ProfN, sum) tapply(lsk0t50$Pox2, lsk0t50$ProfN, function(x){sum(na.omit(x))}) Hope it helps, Chuck -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read...
On 7/15/2008 12:52 PM, stephen sefick wrote: > Does anyone know if there is a sunrise sunset calculator for R? RSiteSearch("sunrise", restrict="function") points to several related functions in the maptools package. -- Chuck Cleland, Ph.D. NDRI...
livia wrote: > Hi, I would like to generate a series in the following form (0.8^1, 0.8^2, > ..., 0.8^600) > Could anyone tell me how can I achieve that? I am really new to R. 8^(1...
Rishabh Gupta wrote: > I want something like > aov(v1 + v2 + v3 ~ g) > Essentially I want to find out whether the variables v1, v2, v3, etc can collectively discriminate > between different values of variable g. Could somebody tell whether this is...
David Kaplan wrote: > Hi all, > > Is there a package available in R that can be used in conjunction with > statistical procedures to weight observations for unequal probability of > selection? http://cran.r-project.org/doc/packages/survey.pdf RSiteSearch("complex...
Aurora Torrente wrote: > Is there any way to remove at the same time several variables that share > a suffix, for example (similar to * or ? in DOS) ? To remove objects sharing a suffix use something like: remove(list=objects(pattern="SUFFIX...
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