After changes in a process it is necessary to revise the control limits.
The data is filtered to the IQ and OQ phases.
New control limits are computed for the new phase of the process. You can see the
limits are much narrower and no-special cause variation is present.
We've been developing intuitive high-quality statistical software at an affordable price, backed up by fast friendly customer service for over 25 years...
Read more about us
Office hours: 9am-5pm GMT Mon-Fri