Category Archives: Design of Experiments

Experimental Strategy: A Blueprint. Designs

Step 5. What do we do in the laboratory? “You can’t fix by analysis what you bungled by design.” – By Design (Light, Singer and Willett) This is the part of the experimental strategy process where most Design of Experiments (DOE) classes start. The student is taught about Analysis of Variance (ANOVA), factorial designs, and… Read More »

Experimental Strategy: a Blueprint. Resources

Step 4. Do we have the resources?  “The amateurs discuss tactics: the professionals discuss logistics.” – Napoleon Bonaparte  It is really frustrating to get half way through an experiment and then get pulled off for “higher priority” work. If that happens during a designed experiment, the return for your effort could be ZERO! In this… Read More »

Experimental Strategy: a Blueprint. Step 1

What are we doing? How do we move forward? “Ready, fire, aim”… Not the best way to start a program – but WAY too common. The Japanese have the maxim “aim slow, shoot fast”. It seems to work better. To get the most useful information out of experimental program, a few hours of thought and… Read More »

My Process Data is a Mess! What do I do?

I was recently contacted by a potential client who was swamped with old process data. His process had been running more or less profitably for decades without real scientific attention. His management finally started pushing him to make it more profitable. His first item of concern was the state of the data. Why is his… Read More »