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MathGroup Archive 2006

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Re: MeanTest Function not Working

  • To: mathgroup at smc.vnet.net
  • Subject: [mg68380] Re: MeanTest Function not Working
  • From: "Jean-Marc Gulliet" <jeanmarc.gulliet at gmail.com>
  • Date: Thu, 3 Aug 2006 06:06:56 -0400 (EDT)
  • References: <eaprit$s2r$1@smc.vnet.net> <44D09612.9030309@gmail.com> <8764EA81-0793-4CF7-94C3-BC1AC899400A@videotron.ca>
  • Sender: owner-wri-mathgroup at wolfram.com

On 8/2/06, Gregory Lypny <gregory.lypny at videotron.ca> wrote:
>
> Thanks for your reply, Jean-Marc.
>
> Actually, what I showed in my e-mail was the output.  My original input
> tested for a mean of zero, so I had something like Mean[x, 0] which then
> returned Mean[{list of numbers}] rather than the answer.

OK, I see. I try the following example on my system and it did work
correctly with a mean of zero.

<< "Statistics`HypothesisTests`"
data = {34, 37, 44, 31, 41, 42, 38, 45, 42, 38};
MeanTest[data, 0]

returns

OneSidedPValue -> 2.367283730984821*^-10

$Version
"5.2 for Microsoft Windows (June 20, 2005)"

HTH,
Jean-Marc


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