Chapter 18

Designing, Conducting, and Analyzing Experiments (DOE)

In This Chapter

arrow Looking at the advantages of planned experimentation

arrow Examining experimental considerations and terminology

arrow Exploring the 2k full factorial experiments

The point of Six Sigma is improvement; after you reach the improvement stage in the DMAIC road map, you explicitly synthesize the improvements and/or reconfigure your system or process for the better. Six Sigma offers extremely powerful tools to aid you in your improvement efforts, and chief among these is experimentation. In Six Sigma, you design an experiment, carry that experiment out, and then follow it up with analysis to uncover previously hidden knowledge.

Design of Experiments (or DOE for short) has always been at the technical heart of Six Sigma. And as necessity is the mother of invention, so the field of DOE has matured due to the need to understand and then improve the world around you. This chapter gives you the lowdown.

Seeing the Improvement Power of Six Sigma Experiments

How do you achieve improvement? The spark of improvement comes from a curious mind trying to figure out what makes things tick.

Achieving better understanding through ...

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