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 …

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.

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 …

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 …

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

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 …

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 …

A control chart is simply a run chart with confidence intervals calculated and drawn in. These “Statistical control limits” form the trip wires which enable us to determine when a process …

Jun 15, 2023 · The control chart is the voice of the process. Looking at data in a control chart tells you if your process – whatever you’re doing that generates the data – is stable or not.