November 13, 2018

In a previous blog post, we discussed the two types of variation: common cause and special cause.  In order to take appropriate actions to reduce variation in our processes, we need to be able to differentiate between common cause and special cause.  Reduced variation...

October 20, 2018

An Individuals Chart is a tool to monitor variation in a process with continuous data over time.  Individuals charts can be used to monitor variables such as costs, temperature, number of invoices processed, amount of waste generated, and more.  When you create an Indi...

June 16, 2018

Most discussions about performance focus on averages.   While averages give us clues to targets and expectations, understanding variation is extremely important to driving lasting change.

There are two types of variation, common cause and special cause.  Common cau...

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March 29, 2019

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