Six Sigma Green Belt

Answer: A - The main difference between run charts and control charts is that run charts do not display process control limits.

Key Takeaway: A run chart display collected data over a period of time. For example, if the number of customers that frequent a website is collected over 3-hour increments, a run chart can be constructed from the data gathered. Unlike control charts, run charts do not display process control limits such ±2 standard deviations around the mean. Run charts simply display the recorded data over time which shows trends.