The SIPOC Diagram – A Basic Process Mapping Tool

One of the first steps in any improvement project is to describe the current process using a map of some sort.  One basic mapping tool is the Supplier-Input-Process-Output-Customer diagram, commonly referred to as a SIPOC diagram.  Another commonly used tool is the cross-functional process map. Both of these tools are important first steps in understanding […] read more

On January 15th, 2018, posted in: Project Management by

68. Evaluating Attribute Inspectors Using Attribute Agreement Analysis

We typically think about the reliability and reproducibility of a gage in the context of measuring some characteristic using continuous (or variable) data.  Gage R&R studies conducted on this type of data are an application of the Analysis of Variance (ANOVA) method.  We evaluate how much variation is introduced by the people using the gage […] read more

Increasing Your Personal Power as a Project Manager

In order to earn the Six Sigma Black Belt Certificate, our students are required to plan and execute a real world project that results in measurable improvement.  To help them to be more successful, I challenge them to find ways to increase the amount of personal power that they have as the manager of their […] read more

On September 21st, 2017, posted in: Articles, Project Management, Six Sigma by Tags: , ,

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