Fractional Factorials and Confounding

We explore the reasons for use of a fractional factorial, then see how to set up a 1/2 fraction 2^3 factorial using the Excel spreadsheets we've already used. The idea of "confounding of variables" is also covered- with an explanation of how to ideally set up the fractional factorial to minimize confounding of the main effects.

Fractional Factorial podcast Right-click and select "save target as" if downloading manually.