Control charts have been widely used for monitoring production processes and identifying assignable causes of variability. Many papers investigate the application of control charts in different ...

A control chart begins with a time series graph. A central line (X) is added as a visual reference for detecting shifts or ...

A temperature chart gives you a rough guide to how the air (and soil) temperatures in your yard change throughout the course of a year. When making one, you typically include details like the average ...