Control charts are graphical plots used in production control to determine whether quality and manufacturing processes are being controlled under stable conditions.

Quality Glossary Definition: Control chart. Also called: Shewhart chart, statistical process control chart. The control chart is a graph used to study how a process changes over time. Data are plotted in time …

Jan 28, 2025 · How do you know which control charts to use for an improvement project? Our guide can help you identify which works best for your needs.

Jun 19, 2025 · Control charts are used as a way to display the performance of a process over time. This is done by plotting the measured output data points on a chart, allowing those viewing them to track …

What Is Control Chart? A control chart is a statistical instrument that tracks and controls a process and its performance over a specific period. The purpose of control charts is to identify and prevent any …

Control charts are used to routinely monitor quality. Depending on the number of process characteristics to be monitored, there are two basic types of control charts.

A control chart displays process data by time, along with upper and lower control limits that delineate the expected range of variation for the process. These limits let you know when unusual variability occurs.

Jul 23, 2025 · A Control Chart is a graphical representation used to study how a process changes over time. It plots data points in the time order and helps detect trends or shifts in the process by …

Nov 5, 2024 · A Control Chart is a statistical tool used to monitor and control a process by displaying data over time and identifying variations that may indicate issues.

Jan 7, 2025 · Control charts are graphical representations of process data over time, which help monitor the stability and variability of a process.