What is a Six Sigma Control Chart and How Do I Create One?
A Six Sigma control chart is a simple yet powerful tool for evaluating the stability of a process or operation over time. Creating a control chart requires a graph that …
Posts tagged Control Chart
4 Critical Tools for Successful Six Sigma
Six Sigma is a powerfully effective methodology for quality improvement – no matter the industry or vertical. Here are four of the most important of the Six Sigma statistical tools: …
Control Chart
A control chart, sometimes referred to as a process behavior chart by the Dr. Donald Wheeler, or Shewhart Charts by some practitioners named after Walter Shewhart. The control chart is meant to separate common cause variation from assignable-cause variation. A control chart is useful in knowing when to act, and when to leave the process alone.