How Traffic and Process Capability (Ppk) Relate?

SSDSI Blog

How Traffic and Process Capability (Ppk) Relate? As a teacher and a mentor, i am constantly looking for new ways to make complex subjects less complex using games, simulations stories, analogies., etc. My colleagues and I have found that the topic of Process...

Are there Free Excel Alternatives to Minitab?

SSDSI Blog

Are there Free Excel Alternatives to Minitab for my Lean Six Sigma Green / Black Belt Project? We get asked this question a lot. Many companies or individuals do not want to incur the expense for Minitab or other costly statistical analysis tools. Another reason this...

The Movie “The Founder” is the best example of LEAN 3P

SSDSI Blog

The Movie “The Founder” is the best example of LEAN 3P I was on an American Airlines flight heading to Washington DC to work with a Lean Six Sigma Green Belt course to company called CoStar. The following week I was to be engaged in a LEAN 3P event with a missile...

Using the Standard Deviation as a Measure of Dispersion

SSDSI Blog

Using “Standard Deviation” as a Measure of Data Spread or Dispersion A measure of dispersion tells you the spread of the data. This is important to know the spread of your data when describing your data set. Most describe a set of data by using only the...