10.04.2013 Views

Design of Experiments - US Army Conference on Applied Statistics

Design of Experiments - US Army Conference on Applied Statistics

Design of Experiments - US Army Conference on Applied Statistics

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

ANOVA Model for Mileage Study<br />

Note that we have 4 unknown parameters and <strong>on</strong>ly 3 brands <str<strong>on</strong>g>of</str<strong>on</strong>g> gasoline.<br />

Our model is overspecified –<br />

if we know any three parameters, we can compute the 4 th .<br />

We say there are 2 degrees <str<strong>on</strong>g>of</str<strong>on</strong>g> freedom (df) for alpha.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!