Learn how to use process variation charts to monitor and reduce common and special causes of variation in your processes. Follow four easy steps to improve quality. Skip to main content LinkedIn ...

Begin understanding a flow chart, ... Common Cause vs. Special Cause Variation Control charts help distinguish between the two types of variation.

Most accidents (85 percent to99 percent) are caused by the interaction of common cause variation or faults in the system. Safety is a system and as such, the variation in its outcomes can be measured ...

Special cause variation, I love to see it! That’s because I know I’m about to learn something important about my process. A ...

The magnitude of common-cause variation creates the upper and lower control limits in Shewhart control charts.2–5 Such charts summarise the work of health managers well. Figure 1 shows a Shewhart ...

Measurements produced by a process are not valid until the performance of the process is evaluated. A method of measurement is in a state of statistical control if we remove significant assignable ...