June 17 – Statistical Process Control
Butler County Community College, Linden Pointe, Hermitage, PA
Operations Strategy is currently a Root Cause Analysis course online!
The following courses will be offered soon:
- Statistical Process Control
- Introduction to Lean Six Sigma
- Introduction to Lean Manufacturing
- Components of Lean Six Sigma Green Belt
- Process Mapping
You walk into the plant and discover there was a problem with production on the off-shifts. At the shift meeting the third shift supervisor tells you they had to rework or scrap 30 percent of the parts made on second shift and now the plant is behind schedule. This is not what you needed today. As you head out to figure out what went wrong the third shift supervisor hands you the 3rd shift inspection reports. Now stop – this is the point where you can very easily make a poor assumption that will cost you significantly more hours and effort trying to fix the problem.
What’s the mistake you made?
You assumed that the data on the inspection reports was correct.
The first step in the problem solving process after you have clearly defined your problem is to determine if the measurement system you’re using to gather the data is valid. Too often, people assume that the data are valid and the measurement system is giving them the true value of the characteristic being measured. But this isn’t always the case and here’s why.