I’m working in a Low Volume & High Mixed batch Production
I have 8 very similars products that are manufactured in the same process.
I want to check the stability of my process.
I’ve decided to plot Z-MR Control chart. Thanks to that I am able to plot just one Control chart for my 8 products ==> I can check the stability of my…[Read more]
With my specification chart, I can see that everything is within the specification.
Why should I put energy and time on those variabilities if I’m within the customer specifications ?