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Cause-and-Effect Diagram Quiz

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Questions and Answers

What is the primary purpose of a control chart?

To analyze patterns of process variation

To predict the expected range of outcomes

To determine if a process is stable or out of control

All of the above (correct)

Which of the following is NOT an element of a control chart?

Lower Control Limit (LCL)

Standard Deviation Line (correct)

Center Line (CL)

Upper Control Limit (UCL)

When is it appropriate to use a histogram?

When analyzing whether a process can meet customer requirements

When determining if the outputs of two processes are different

When communicating the distribution of data quickly and easily

All of the above (correct)

What does the x-axis of a histogram represent?

The range of data values Signup and view all the answers

When should a control chart be used?

All of the above Signup and view all the answers

What is the primary difference between a control chart and a histogram?

A control chart shows process variation over time, while a histogram shows frequency distributions Signup and view all the answers

What is the primary purpose of a cause-and-effect diagram?

To identify many possible causes for an effect or problem Signup and view all the answers

Who is credited as the creator of the cause-and-effect diagram?

Kaoru Ishikawa Signup and view all the answers

What is the recommended angle for the lines connecting the major causes to the central spine in a cause-and-effect diagram?

70 degrees Signup and view all the answers

Which tool is described as a structured, prepared form for collecting and analyzing data?

Check sheet Signup and view all the answers

When is it appropriate to use a cause-and-effect diagram?

All of the above Signup and view all the answers

What is the term used to refer to the subsidiary causes in a cause-and-effect diagram?

The text does not mention a term for subsidiary causes Signup and view all the answers