Process control for non-normal data involves monitoring and managing industrial or operational processes that produce non-normally distributed data.
Attribute charts display information on defects and defectives. They help you visualize the enemy – variation!
X Bar R charts are the widely used control charts for variable data. They help to examine the process stability in many industries.
Control charts are a great tool to help determine if a process is under statistical control, the level and source of variation experienced.
Six Sigma documentation refers to documents that contain details about the project. It is a tool to gather facts & thoughts in a formal way.