Hi ALL
I want to know how to calculate estimated Variance Components for
unbalance ANOVA. Can anybody please provide me the formula? Thanks in
advance!
WeiQiang
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On Sun, 10 Oct 2004 WeiQiang.Li at seagate.com wrote:> I want to know how to calculate estimated Variance Components for > unbalance ANOVA. Can anybody please provide me the formula? Thanks in > advance!Please read the posting guide: this is not an R question. It has no simple answer, as there is no `the formula'. There are a number of different methods based on different principles, most of which are iterative. If your email address (you give no signature) accurately reflects your position, I think the best answer is `consult your employer's statistical consultants'. -- Brian D. Ripley, ripley at stats.ox.ac.uk Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595
WeiQiang.Li at seagate.com wrote:>Hi ALL > > I want to know how to calculate estimated Variance Components for >unbalance ANOVA. Can anybody please provide me the formula? Thanks in >advance! > >WeiQiang > > [[alternative HTML version deleted]] > >______________________________________________ >R-help at stat.math.ethz.ch mailing list >https://stat.ethz.ch/mailman/listinfo/r-help >PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html > > > >have a look at package nlme or at package lme4. -- Kjetil Halvorsen. Peace is the most effective weapon of mass construction. -- Mahdi Elmandjra