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MathGroup Archive 2012

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Re: Why no Import command?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg127535] Re: Why no Import command?
  • From: Bob Hanlon <hanlonr357 at gmail.com>
  • Date: Thu, 2 Aug 2012 04:52:02 -0400 (EDT)
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ExampleData is an import command for provided example data sets.


ExampleData[{"Statistics","OldFaithful"}]//Short

{{3.6,79},<<270>>,{4.467,74}}


ExampleData[{"Statistics","OldFaithful"},"Properties"]

{ColumnDescriptions,ColumnHeadings,ColumnTypes,DataElements,
Description,Dimensions,LongDescription,Name,ObservationCount,Source}


ExampleData[{"Statistics","OldFaithful"},"ColumnDescriptions"]

{Eruption time in minutes,Waiting time to next eruption in minutes}


Bob Hanlon


On Wed, Aug 1, 2012 at 4:54 AM, Nicholas Kormanik <nkormanik at gmail.com> wrote:
> Please see page:
>
> http://reference.wolfram.com/mathematica/ref/SmoothDensityHistogram.html
>
> Under Applications.  OldFaithful.mtp  Example file comes with Mathematica.
>
> SmoothDensityHistogram[ExampleData[{"Statistics", "OldFaithful"}],
> FrameLabel -> {"Duration (minutes)", "Interval (minutes)"}, PlotLabel ->
> "Old Faithful Eruptions"]
>
> Why is no "Import" command needed?
>
> Also, how does Mathematica know which variables to use in the plot?



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