$ F$-distribution

Figure 9: Typical F-distributions.
\includegraphics[scale=0.7]{figures/08-22}

Figure 10: Illustration of the $ f_{\alpha }$ for the $ F$-distribution.
\includegraphics[scale=0.6]{figures/08-23}

The notion of the important components of variability is best seen through some simple graphics.

Figure 11: Data from three distinct samples.
\includegraphics[scale=1]{figures/08-24}
Figure 12: Data that easily could have come from the same population.
\includegraphics[scale=1]{figures/08-25}

Cem Ozdogan 2010-05-17