Analysis of Variance

September 1, 2009
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(This article was first published on R Tutorial, and kindly contributed to R-bloggers)


In an experiment study, various treatments are applied to test subjects and the
response data is gathered for analysis. A critical tool for carrying out the analysis is
the class="ecbx-1000">Analysis of Variance (ANOVA). It enables a researcher to differentiate
treatment results based on easily computed statistical quantities from the treatment
outcome.

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