How often should we measure performance?

Frequency of measurement is an issue that we often grapple with when evaluating and improving performance.  Today we will discuss how often we should collect and analyze performance data.  There is a trade-off to be made between the time and effort to collect data frequently, and the lack of knowledge and feedback that result when […] read more

On December 22nd, 2016, posted in: Project Management by

You can’t judge a book by its cover

In our Green Belt program we have an exercise where students create a histogram from a set of data.  Most students use Excel to create their histogram, and here is the resulting graph: When submitting their work, students quite often include a statement to the effect that the data is “normally distributed” because it appears […] read more

On November 3rd, 2016, posted in: Articles, Six Sigma by Tags: , ,

Six Sigma training – online or classroom?

One of the dilemmas that students face when choosing Six Sigma certification training is whether to attend a live, instructor led course in a traditional classroom setting or an online course.  Both types of delivery have pluses and minuses. In the classroom, you will have the benefit of interaction with your instructor and the other […] read more

On October 22nd, 2016, posted in: Articles, Six Sigma by Tags:

Control Chart Problems and Issues

I have observed a number of problems and issues with the way that Six Sigma students gather data for, create and interpret control charts.  The purpose of this article is to help you avoid these common problems and issues, and to help you understand how to use control charts as part of a Six Sigma […] read more

On September 16th, 2016, posted in: Articles, Six Sigma by Tags: