TOM 301 Assignment 9 Questions
correctly answered to pass graded A+
Which of the following elements is not part of an X-bar control chart?
The long run center line, X-bar-bar
The control limits, LCL and UCL
The specification limits LSL and USL
X-bar values from each sample - correct answer ✔✔C
What is the difference between a fishbone diagram and an Ishikawa diagram?
The Ishikawa diagram has more arrows.
The Ishikawa diagram is based on empirical data, the fishbone diagram is not.
The Ishikawa diagram is an operations management tool, the fishbone diagram is just something made
up for this question.
There exists no difference - correct answer ✔✔D
Which of the following statements about Pareto diagrams are correct?
The Pareto diagram shows the possible root causes of a problem with the number of defect occurrences
The Pareto diagram shows the process capability index over time
The Pareto diagram shows the mean of a random sample at various points in time
The Pareto diagram shows a visual representation of binary outcome variables - correct answer ✔✔A
Which of the following definitions describes a robust process?
A process is robust if it can tolerate variation in input and environmental variables without producing a
defect.
A process is robust if it has a lot of automation built in.
A process is robust if it used control charts.
A process is robust if its process capability index is greater than 1. - correct answer ✔✔A
correctly answered to pass graded A+
Which of the following elements is not part of an X-bar control chart?
The long run center line, X-bar-bar
The control limits, LCL and UCL
The specification limits LSL and USL
X-bar values from each sample - correct answer ✔✔C
What is the difference between a fishbone diagram and an Ishikawa diagram?
The Ishikawa diagram has more arrows.
The Ishikawa diagram is based on empirical data, the fishbone diagram is not.
The Ishikawa diagram is an operations management tool, the fishbone diagram is just something made
up for this question.
There exists no difference - correct answer ✔✔D
Which of the following statements about Pareto diagrams are correct?
The Pareto diagram shows the possible root causes of a problem with the number of defect occurrences
The Pareto diagram shows the process capability index over time
The Pareto diagram shows the mean of a random sample at various points in time
The Pareto diagram shows a visual representation of binary outcome variables - correct answer ✔✔A
Which of the following definitions describes a robust process?
A process is robust if it can tolerate variation in input and environmental variables without producing a
defect.
A process is robust if it has a lot of automation built in.
A process is robust if it used control charts.
A process is robust if its process capability index is greater than 1. - correct answer ✔✔A
