[Rd] normality and equal variance testing

Ben Bolker bbolker at gmail.com
Mon Jan 24 22:01:30 CET 2011

Karthi Subramanian <karthi_subramanian <at> yahoo.ca> writes:

> I currently have a program that automates 2-way ANOVA on a series of
> endpoints, but before the ANOVA is carried out I want the code to
> test the assumptions of normality and equal variance and report along
>  with each anova result in the 
> output file.  How can I do this? 

  I think this is the wrong list for this question; please see

  See ?shapiro.test, ?fligner.test, nortest package ...

also library(sos); findFn("{normality test}"), etc.

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