STAT 3743 Daily Outline
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Analysis of Variance (ANOVA)
Motivation
ANOVA Decomposition
Between vs. within
Sampling dist's of SSTO, SSE
Cochran's Theorem
Sampling dist'n of SST
ANOVA Table
Example: breaks by tension in warpbreaks data
How to do it with R
the aov function in base R
Remarks
- constant variance
- normality assumption
- multi-way ANOVA
- balanced sample sizes
Date: 2010-12-03 15:03:54 EST
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