Hypothesis Testing Cheat Sheet

Hypothesis Testing Cheat Sheet   In this article, we give you a Hypothesis Testing Cheat Sheet for understanding the Null Hypothesis and the Alternative Hypothesis of the key hypothesis tests in our Lean Six Sigma Green Belt and Lean Six Sigma Black Belt courses. You...

How to Use the Payoff Matrix to Prioritize Solutions

How to Use the Payoff Matrix to Prioritize Solutions   Are you new to the Process Improvement role? Do you want to learn some tips from a Master Black Belt with over 20 years of experience? In this article, I’m going to show you how to use a simple tool to...

How Can a Fish Help Solve a Process Problem?

How to Draw a Fishbone Diagram   The “Fishbone Diagram” is simple tools used for potentially understanding the root cause to a problem. It resembles a fish’s skeleton with head left untouched. It is also called the “Cause and Effect...

How can a Plate of Spaghetti help LEAN your Process?

How to Draw a Spaghetti Diagram   In most LEAN projects we are trying to reduce the lead-time and complexity to produce a service, product or a transaction. Does movement of a service, product or a transaction impact the time to produce? In LEAN events we use a simple...