Which of the Following Statements About In-Control and Out-Of-Control Processes

question 19

Multiple Choice

Which of the following statements about in-control and out-of-control processes are true?
I. The mean chart and range chart always show that processes are in control.
II. A mean chart can be in control,while a range chart can be out of control.
III. A mean chart can be out of control,while a range chart can be in control.

• A)I only
• B)II only
• C)II and III
• D)I and III

---

Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values differ from the mean of the set.

Furniture Factory

A manufacturing site where raw materials are processed and assembled into furniture for use and sale.

Assembly

The process of putting together individual pieces to create a complete product or compiling and linking program code into a usable software program.

Finishing

The process of completing or giving the final touches to a product, workpiece, or surface to achieve the desired appearance or functionality.