These are typically captured using a control chart -- a statistical tool used in manufacturing or business to show the extent of the variation in a process. Control charts usually present a ...

The R (range) chart is a quality control chart used to monitor the variation of a process based on small samples taken at specific times. A quality control chart can also be univariate or ...

To keep the many components of the program in order, Brainerd Lakes Surgery Center in Baxter, Minn., developed an infection control program flow chart. This chart was presented to the ASC’s board and ...