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A step by step example of a full factorial design

Design of Experiments (DoE) can seem intimidating with its statistical terminology and complex analysis methods. But at its core, DoE is about systematically varying factors to understand their effect

The Basics of Designing Better Experiments

How do you perform experiments? Let’s stick with our previous filtration rate example and say we have two factors: temperature and pressure. You’d like to find their optimum settings to max

Main Effects & Interaction Effects Explained

Do you like chocolate sauce? That's a weird question to ask on a website about experimental design, isn't it? But imagine a waiter asking you if you'd like chocolate sauce with what you ordered. Yo

Principles of DoE: Randomization, Replication, Blocking

Will you reach the same conclusion twice? When I did my PhD, from time to time I was quite happy about some results. They were exactly what I was hoping for. When I presented them to my supervisor,

Key DoE Terms

Your Cheat Sheet for talking DoE Factors, factor levels, response variable, … there are some terms that you will encounter over and over in DoE. The table below contains the most important ones tog

What is Design of Experiments? (DoE Basics)

Does this sound familiar? You're in the lab, trying to improve a formulation. You change one factor… not the expected outcome… change another factor… again, not the expected outcome… change another