One can quickly see if the process control variable is within the control area. If the actual y values are consistently within the boundaries, the process is said to be in control. This allows an operator to make changes when appropriate, but not to try to make changes when no action is called for. What is the topic of discussion?

One can quickly see if the process control variable is within the con

1.	One can quickly see if the process control variable is within the control area. If the actual y values are consistently within the boundaries, the process is said to be in control. This allows an operator to make changes when appropriate, but not to try to make changes when no action is called for. What is the topic of discussion?
A.	Control chart
B.	Pareto charts
C.	Student’s
D.	SPC
Answer» B. Pareto charts