The area, on either side of the centreline, or mean, of data plotted on a control chart[Tool]
A graphic display of process data over time and ag... More that meets the customer’s requirements for a productAn artefact that is produced, is quantifiable, and can be ei... More or service. This area may be greater than or less than the area defined by the control limitsThe area composed of three standard deviations on either sid... More. See also control limitsThe area composed of three standard deviations on either sid... More.
