- To: mathgroup at smc.vnet.net
- Subject: [mg48182] Re: Mean
- From: spam at husumtoften.invalid (Per Rønne)
- Date: Mon, 17 May 2004 03:21:50 -0400 (EDT)
- References: <email@example.com>
- Reply-to: spam at husumtoften.dk (Per Rønne)
- Sender: owner-wri-mathgroup at wolfram.com
Bobby R. Treat <drbob at bigfoot.com> wrote:
> You've apparently used Mean without (or before) loading the package
> that contains it. It's in the System context in 5.0.1, but in earlier
> versions, you have to load a package such as
> Statistics`DescriptiveStatistics`. Look up Mean in Help, and you can
> find out which package to load, and how. Something like...
> The latter is simplest, especially if you put it in your Init.m file.
> It means you never have to manually load a Statistics package.
There are two explanations:
My TeachersEdition doesn't use the Mathematica 5 kernel. The MacOS X
version uses the 4.2 kernel and the classic MacOS and the Windows
version uses the 4.1 kernel.
And "Getting Started with Mathematica", isbn 0-471-24050-8, writes on
page 127 in the Statistics chapter that the proper package is Master
(Needs["Statistics`Master`"]) - on page 41 the proper package is said to
The book seems to have been /partly/ updated only.
Per Erik Rønne
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