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Wtest

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Wtest

by Antonio Trujillo-Ortiz

 

14 May 2003 (Updated 21 Jul 2003)

Welch's test for homogeneity of variances.

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Description

Welch's test is developed to estimate whether more than two groups are homoscedastic. Also the Welch's test can be used as an alternative analysis of variance when samples variances are unequal.

MATLAB release MATLAB 5.3 (R11)
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25 Feb 2004 reza rezaei  
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Updates
22 May 2003

It was added an appropriate format to cite this file.

21 Jul 2003

Output results were improved.

Tag Activity for this File
Tag Applied By Date/Time
statistics Antonio Trujillo-Ortiz 22 Oct 2008 07:01:35
probability Antonio Trujillo-Ortiz 22 Oct 2008 07:01:35
welchs test Antonio Trujillo-Ortiz 22 Oct 2008 07:01:35
homoscedasticity test Antonio Trujillo-Ortiz 22 Oct 2008 07:01:35
analysis of variance Antonio Trujillo-Ortiz 22 Oct 2008 07:01:35

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