On Tue, 16 Nov 2004, Yuandan Zhang wrote:
I try to used R to do one-way anova.
here is the simple code
f1<- lm (y ~ block, data=yd)
there are 8 levels of factor block,
I also want produce multiple pairwise comparisons for the 8 levels of block, inlcuding mean and std err for each of the 8 lelevls. It is tidious to do pair test. I looked the manuals, find no clues. any suggest?
?TukeyHSD library(help=multcomp)
Chapter 6 of MASS4, a book recommended in the FAQ, has worked examples, and its scripts are included in the VR package for R.
-- Brian D. Ripley, [EMAIL PROTECTED] 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
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