Hi all. I’m very excited to introduce the Six Sigma Study Guide Forums! The forums are part one of a larger technology build out I am doing to this site that will include great new features like a free membership portal, free downloads and job aids, and automated practice exams – all great things that […]
Archives for October 2015
Blocking involves recognizing uncontrolled factors in an experiment – for example, gender and age in a medical study – and ensuring as wide a spread as possible across these nuisance factors.
Confounding occurs when you can’t distinguish the effects of certain factor interactions because of other potential factor effects.