A CQI tool that helps you to determine if a process is stable or if there are wide unexplained variations by using upper and lower limits on the tool is best called a:
A) Histogram.
B) Pareto chart.
C) Stratification table.
D) Control chart.

Question

Quizplus · Accepted Answer

A control chart is a CQI (Continuous Quality Improvement) tool used to monitor, control, and improve the quality of processes over time. It helps in determining if a process is stable by using upper and lower control limits to identify significant variations that may indicate a problem with the process.

A CQI Tool That Helps You to Determine If a Process