Q$5)$ Which statement describes a process control chart?

a$)$ It is a tool for displaying the effectiveness of a process in creating products

or services to be within a predefined set of tolerances

b$)$ It has a set upper control limit and a lower control limit

c$)$ It is a statistical process control tool used to determine if a manufacturing or

business process is in a state of control

d$)$ It routinely monitors outcomes

e$)$ All of the above