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Re: Please add me to this group

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  • Subject: [mg117062] Re: Please add me to this group
  • From: DrMajorBob <btreat1 at>
  • Date: Wed, 9 Mar 2011 06:56:25 -0500 (EST)

The histogram of the i-th column of matrix m is

Histogram[m[[All, i]]]


On Tue, 08 Mar 2011 04:32:04 -0600, Len Horton <hortonl at>  

> As a new user of Mathematica and as a purchaser of the Home Edition,
> which does not include any support, I am trying to figure out how to
> take data from an Excel spreadsheet into Mathematica to analyze and
> graph.
> I have taken a couple of free seminars on line, but I have not been able
> to figure out how to do just a few basic statistical things.  Each
> column in my spreadsheet is a variable.  In order to produce a histogram
> of one of those variables, I had to open the spreadsheet in Excel, copy
> the column, then paste it into the curly braces inside the Histogram
> function, then eliminate the carriage returns manually while inserting
> commas manually in order to produce the Histogram.  Surely there must be
> a faster way.
> In the first place, I cannot tell where to place the Excel file so that
> Mathematica knows where it is.  Anything you could do to get me started
> would be much appreciated.
> Sincerely,
> Len Horton
> Atlanta

DrMajorBob at

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