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RE: VaranceMLE Support

  • To: mathgroup at smc.vnet.net
  • Subject: [mg86589] RE: VaranceMLE Support
  • From: <brtubb at pdmusic.org>
  • Date: Fri, 14 Mar 2008 04:16:52 -0500 (EST)
  • Reply-to: <brtubb at pdmusic.org>

According to the Mathematica 6.0.2 documentation, in reference to
"VarianceMLE":

====>
Statistics`DescriptiveStatistics` (Mathematica Compatibility
Information)

Functionality in this package has been added to the built-in
Mathematica kernel. Mode is replaced by the kernel function
Commonest.
<====

> On Mar 13, 4:35 am, mante <claude.ma... at univmed.fr> wrote:
>> Variance[] is an *unbiassed* estimator of the variance. The
estimator
>> you are talking about was named VarianceMLE[] in version5, but
seems
>> to have disappeared!
>>
>> don = Table[RandomReal[], {5}];
>> Variance[don]
>> Biassed = Mean[(don - Mean@don)^2]
UB=Biassed*Length@don/(Length@don
>> - 1)
>>
>> Regards,
>>        Claude
>>
>> --
>> *********************************
>>
>>     Claude Mant=E9
>>
>> UMR CNRS 6117 LMGEMhttp://www.com.univ-mrs.fr/LMGEM/
>>
>> Centre d'Oc=E9anologie de Marseille
>> Campus de Luminy, Case 901
>> 13288 MARSEILLE Cedex 09
>> tel : (+33) 491 829 127
>> fax : (+33) 491 829 119
>>
>> *********************************

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