Which of the Following Statements Describes a control Chart

Multiple Choice

Which of the following statements describes a control chart?

A) Shows trends in variation in product or service attributes over time by reflecting measures of important quality features taken at defined points in time
B) Displays frequency distribution of an attribute's measures around an average attribute value
C) Describes variation in product or service attributes over time by measuring important quality features and comparing to maximum and minimum desired levels
D) Plots two measures that may be related to diagnose cause and effect outcomes and activities that may drive them