Thank you, Berend. I tried 1. dput (datam, "datam") 2. dput (datam)
both worked Elaine On Mon, Dec 17, 2012 at 7:30 PM, Berend Hasselman <b...@xs4all.nl> wrote: > > On 17-12-2012, at 12:06, Elaine Kuo wrote: > > > Hello, > > > > Thank you again, David. > > > > I tried with the first step of the command "deput" as followed > > > > It's "dput" not "deput". > > > datam <-read.csv ('H:/Butterfly_RS_20121217.csv',header=T, row.names=1) > > dput(datam, Migrant_RS_L_txt) > > > > However, there is a error message that > > "the object Migrant_RS_L_txt is not found." > > > > I read the example but still unsure which file (or object) should be > input > > behind "datam." > > Please kindly help and thank you again > > > > Variable (object) if used like that should contain the name of a file to > which you want the output of dput to be written to. > You can also use > > dput(datam) > > which implies file="" (default) and output going to the console. > > Berend > > > Elaine > > > > > > > > On Mon, Dec 17, 2012 at 9:28 AM, David L Carlson <dcarl...@tamu.edu> > wrote: > > > >> It is not necessary to rearrange the order. The aggregate function will > do > >> that. To get the mean Range for a latitude combining species within a > >> latitude just remove Species: > >> > >>> aggregate(Range~floor(Latitude), dta, mean) > >> floor(Latitude) Range > >> 1 9 616.440 > >> 2 10 714.360 > >> 3 12 851.550 > >> 4 16 690.770 > >> 5 18 766.155 > >> > >> ----------- > >> David > >> > >> > >> From: Elaine Kuo [mailto:elaine.kuo...@gmail.com] > >> Sent: Sunday, December 16, 2012 5:17 PM > >> To: dcarl...@tamu.edu; r-help@r-project.org; > r-sig-...@stat.math.ethz.ch > >> Subject: Re: [R] averaging X of specific Y (latitude) > >> > >> Thank you, David. > >> > >> Your answer reminded me of rearranging the order according to the > latitude > >> before running the calculation. > >> > >> One more question, > >> please kindly help with the code to calculate the mean of the ranges of > the > >> same latitude? > >> Or should any re-arrangement be noticed before the mean calculation? > >> > >> Thank you. > >> > >> Elaine > >> > >> > >> > >> ----- Original Message ----- > >> From: David L Carlson <dcarl...@tamu.edu> > >> To: 'Elaine Kuo' <elaine.kuo...@gmail.com>; r-help@r-project.org; > >> 'r-sig-geo' <r-sig-...@stat.math.ethz.ch> > >> Cc: > >> Sent: Sunday, December 16, 2012 11:32 AM > >> Subject: Re: [R] averaging X of specific Y (latitude) > >> > >> It is better to use dput() in R to create a text version of your data > for > >> us > >> to work with. The aggregate command below gives you the mean ranges by > >> butterfly species and latititude and saves the result as Bfly. The > >> colnames() command simply renames the columns: > >> > >>> dta <- structure(list(Species = structure(1:11, .Label = c("Butterfly > >> A1", > >> > >> + "Butterfly A2", "Butterfly A3", "Butterfly A4", "Butterfly B1", > >> + "Butterfly B2", "Butterfly B3", "Butterfly B4", "Butterfly B5", > >> + "Butterfly C1", "Butterfly C2"), class = "factor"), Range = c(130.5, > >> + 450.68, 1102.38, 893.34, 820.2, 872.2, 488.2, 620.11, 982.78, > >> + 720.32, 912.2), Latitude = c(9.45, 10.2, 9.3, 16.4, 10.54, 10.87, > >> + 16.79, 18.3, 12.98, 12.67, 18.07)), .Names = c("Species", "Range", > >> + "Latitude"), class = "data.frame", row.names = c(NA, -11L)) > >>> Bfly <- aggregate(Range~Species+floor(Latitude), dta, mean) > >>> colnames(Bfly) <- c("Species", "Latitude", "Mean") > >>> Bfly > >> Species Latitude Mean > >> 1 Butterfly A1 9 130.50 > >> 2 Butterfly A3 9 1102.38 > >> 3 Butterfly A2 10 450.68 > >> 4 Butterfly B1 10 820.20 > >> 5 Butterfly B2 10 872.20 > >> 6 Butterfly B5 12 982.78 > >> 7 Butterfly C1 12 720.32 > >> 8 Butterfly A4 16 893.34 > >> 9 Butterfly B3 16 488.20 > >> 10 Butterfly B4 18 620.11 > >> 11 Butterfly C2 18 912.20 > >> > >> ---------------------------------------------- > >> David L Carlson > >> Associate Professor of Anthropology > >> Texas A&M University > >> College Station, TX 77843-4352 > >> > >>> -----Original Message----- > >>> From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- > >>> project.org] On Behalf Of Elaine Kuo > >>> Sent: Saturday, December 15, 2012 10:15 PM > >>> To: r-help@r-project.org; r-sig-geo > >>> Subject: [R] averaging X of specific Y (latitude) > >>> > >>> Hello > >>> > >>> > >>> > >>> I have a table describing butterfly range traits. > >>> > >>> It is composed of three columns as below > >>> > >>> > >>> > >>> Species name range size (X) latitude of range midpoint (Y) > >>> > >>> > >>> > >>> There are 11 kinds of butterflies. > >>> > >>> Each has its range size, and the latitude of each range midpoint ranges > >>> from 9 to 19. > >>> > >>> I would like to have the average range size of every degree of > >>> latitude. > >>> > >>> For example, the average range size of latitude degree 10 (10.0-10.99: > >>> Butterfly A2, B1, B2) > >>> > >>> Please kindly help with R code to calculate the average values. > >>> > >>> Thank you. > >>> > >>> > >>> Elaine > >>> > >>> > >>> The details are as followed. > >>> > >>> > >>> > >>> Butterfly A1 130.5 9.45 > >>> > >>> Butterfly A2 450.68 10.2 > >>> > >>> Butterfly A3 1102.38 9.3 > >>> > >>> Butterfly A4 893.34 16.4 > >>> > >>> Butterfly B1 820.2 10.54 > >>> > >>> Butterfly B2 872.2 10.87 > >>> > >>> Butterfly B3 488.2 16.79 > >>> > >>> Butterfly B4 620.11 18.3 > >>> > >>> Butterfly B5 982.78 12.98 > >>> > >>> Butterfly C1 720.32 12.67 > >>> > >>> Butterfly C2 912.2 18.07 > >>> > >>> [[alternative HTML version deleted]] > >>> > >>> ______________________________________________ > >>> R-help@r-project.org mailing list > >>> https://stat.ethz.ch/mailman/listinfo/r-help > >>> PLEASE do read the posting guide http://www.R-project.org/posting- > >>> guide.html > >>> and provide commented, minimal, self-contained, reproducible code. > >> > >> ______________________________________________ > >> R-help@r-project.org mailing list > >> https://stat.ethz.ch/mailman/listinfo/r-help > >> PLEASE do read the posting guide > >> http://www.R-project.org/posting-guide.html > >> and provide commented, minimal, self-contained, reproducible code. > >> > >> > >> > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@r-project.org mailing list > > https://stat.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > > and provide commented, minimal, self-contained, reproducible code. > > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.