[R] multiple comparison of interaction of ANCOVA

Jinsong Zhao jszhao at yeah.net
Mon Dec 12 12:51:44 CET 2011

On 2011-12-11 22:49, Bert Gunter wrote:
> Inline below.
> -- Bert
> Graph the data sensibly to figure out what's going on. Statistical
> machinationsand anova tables with P values alone are not sufficient
> and can be opaque or misleading.
> If you do not know what "sensibly" is (or even if you do), consult:
> http://addictedtor.free.fr/graphiques/
> Cheers,
> Bert

Thank you very much for your suggestions. Is "sensible" plot that could 
give intuitionistic information?


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