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.
>
>
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