What Is A Control Chart
What Is A Control Chart. A control chart, also known as a Shewhart or Process Behavior chart, is a time series graph of data collected over time. The control chart is a graph used to study how a process changes over time.
A control chart is used to monitor a process variable over time. Creating a control chart requires a graph that covers a period of time, a center line that shows the results of a process during that time, and upper and lower control limits that indicate whether process variation is within an accepted range. Also called: Shewhart chart, statistical process control chart.
The control chart is a graph used to study how a process changes over time.
The next step in creating an SPC chart is to establish the control units.
Control charts are used to routinely monitor quality. Quality control charts depict measures of quality for processes or for products. Control Chart vs a Run Chart.
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Ronald Farrel
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