[R] Michaelson-Morley Speed of Light Data
yecril71pl at gmail.com
Fri Apr 13 00:04:48 CEST 2012
Dnia czwartek, 12 kwietnia 2012 08:51:06 Michael Friendly pisze:
> The same data, with the proper citations to Michelson(1882) and
> Stigler(1977) are contained in the HistData package as data(Michelson)
That is not much of relief, given that this particular data is used in the
introductory session, giving the R adepts their first WTF moment.
Well, maybe not the first, but the first that cannot be easily dismissed ("you
do not know THAT?").
<URL: http://cran.r-project.org/doc/manuals/R-intro.html#A-sample-session >
filepath <- system.file("data", "morley.tab" , package="datasets")
> On 4/11/2012 7:42 AM, Duncan Murdoch wrote:
> > On 12-04-11 12:43 AM, Křištof Želechovski wrote:
> >> <URL:
> >> http://finzi.psych.upenn.edu/R/library/datasets/html/morley.html>
> >> "The classical data of Michaelson and Morley on the speed of light"
> >> Can you provide more information about the data? How were they
> >> obtained,
> >> etc.? I do not have the book "Genstat Primer" and the nearest location
> >> where
> >> it is available is University of York which is rather far from my
> >> location.
> > If you can't find the cited reference, I'd try Google. For instance, it
> > led me to this page
> > http://en.wikipedia.org/wiki/File:Michelsonmorley-boxplot.svg
> > which appears to show five series.
> > Duncan Murdoch
> >> Note that the data for the Michelson-Morley experiments  consist of
> >> 6
> >> experiments of 17 runs each, not of 5 series of 20 runs each.
> >> Best regards,
> >> Christopher Yeleighton
> >> ___
> >> <URL:
> >> http://en.wikisource.org/wiki/On_the_Relative_Motion_of_the_Earth_and_
> >> the_Luminiferous_Ether
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