Oh my, how embarrassing. Thank you, and sorry about that. I think I've been staring at the screen too long. :-)
On Fri, Nov 22, 2013 at 5:16 PM, Steven McKinney <[email protected]> wrote: > Hi Ann > > Looks like a typo - I see "moreley.tab" that should be "morley.tab". > Works for me after correcting that. > > > filepath <- system.file("data", "moreley.tab", package="datasets") > > filepath > [1] "" > > > > filepath <- system.file("data", "morley.tab", package="datasets") > > filepath > [1] "C:/PROGRA~1/R/R-30~1.1/library/datasets/data/morley.tab" > > mm <- read.table(filepath) > > head(mm) > Expt Run Speed > 001 1 1 850 > 002 1 2 740 > 003 1 3 900 > 004 1 4 1070 > 005 1 5 930 > 006 1 6 850 > > > > > Steven McKinney > > Statistician > Molecular Oncology and Breast Cancer Program > British Columbia Cancer Research Centre > > > > > > > -----Original Message----- > > From: [email protected] [mailto:r-sig-mac-bounces@r- > > project.org] On Behalf Of Ann Summy > > Sent: November-22-13 4:56 PM > > To: r-sig-mac; r-help > > Subject: [R-SIG-Mac] morley object? > > > > Brand new to R and not a sys admin or programmer type. I am trying to > work > > through the intro tutorial in the sample session here > > http://cran.r-project.org/doc/manuals/R-intro.html#A-sample-session. > > > > I have an error when following the instructions below: > > > > > The next section will look at data from the classical experiment of > > > Michelson to measure the speed of light. This dataset is available in > the > > > morley object, but we will read it to illustrate the read.table > function. > > > filepath <- system.file("data", "morley.tab" , > > package="datasets")filepath > > > > > > Get the path to the data file. > > > file.show(filepath) > > > > > > Optional. Look at the file. > > > mm <- read.table(filepath)mm > > > > > > Read in the Michelson data as a data frame, and look at it. There are > > five > > > experiments (column Expt) and each has 20 runs (column Run) and sl is > the > > > recorded speed of light, suitably coded. > > > > > Here is my result: > > > > > > filepath <- system.file("data", "moreley.tab", package="datasets") > > > > > filepath > > > > [1] "" > > > > > file.show(filepath) > > > > > mm <- read.table(filepath) > > > > Error in read.table(filepath) : no lines available in input > > > > In addition: Warning message: > > > > In file(file, "rt") : > > > > file("") only supports open = "w+" and open = "w+b": using the former > > > > > > Is it because I am missing this "morley object"? How do I see a list of > > what objects I have installed? I installed > > R-2.15.3.pkg<http://cran.r-project.org/bin/macosx/old/R-2.15.3.pkg>, > > because > > I am teaching myself on a 32-bit Macbook. > > > > [[alternative HTML version deleted]] > > > > _______________________________________________ > > R-SIG-Mac mailing list > > [email protected] > > https://stat.ethz.ch/mailman/listinfo/r-sig-mac > [[alternative HTML version deleted]] _______________________________________________ R-SIG-Mac mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-mac
