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ASQ CQE Exam - Topic 6 Question 111 Discussion

Short-run SPC should be used in which of the following situations?
C) Many different parts are made in small lots.
A) The coded data being used do not show significant shifts in the process.
B) Regular SPC charts show the process to be out of control.
D) The number of charts currently used needs to be increased to control the process better.

ASQ CQE Exam - Topic 6 Question 111 Discussion

Actual exam question for ASQ's CQE exam
Question #: 111
Topic #: 6
[All CQE Questions]

Short-run SPC should be used in which of the following situations?

Show Suggested Answer Hide Answer
Suggested Answer: C

Short-run Statistical Process Control (SPC) is particularly useful in situations where many different parts are made in small lots. This is because traditional SPC methods may not be effective when production runs are short and the volume of data for individual parts is limited. Short-run SPC techniques allow for effective monitoring and control of processes that produce a variety of parts in small quantities by standardizing and coding data to detect shifts and trends over multiple short runs. Reference:

Montgomery, D. C. (2009). Introduction to Statistical Quality Control.

ASQ Quality Press: The Certified Quality Engineer Handbook.


by Tamie at May 04, 2025, 10:52 AM

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Shonda
7 months ago
Wait, can short-run SPC really help with out-of-control processes? Sounds odd!
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Ciara
7 months ago
C makes sense if you're dealing with small batches.
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Cherelle
7 months ago
A seems reasonable too, but not as strong as B.
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Gregoria
7 months ago
D is a bit vague, not sure it’s a solid reason.
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Estrella
8 months ago
I think B is definitely the right choice.
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Jettie
8 months ago
I’m a bit confused about A; I thought short-run SPC is used when there are shifts, but maybe it’s for stable processes?
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Chantell
8 months ago
I'm not entirely sure, but I think option D might be correct if we need more charts to manage the variability better.
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Kayleigh
8 months ago
I remember practicing with similar questions, and I feel like option C makes sense since small lots can complicate control.
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Alva
9 months ago
I think short-run SPC is more relevant when the process is showing significant shifts, so I'm leaning towards option B.
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Xenia
9 months ago
The key here is that short-run SPC is used for processes with many different parts made in small lots. That makes option C the best choice in my opinion.
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Dean
9 months ago
Okay, I remember learning that short-run SPC is used when regular SPC charts show the process is out of control. So I'll go with option B.
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Suzan
9 months ago
Hmm, I'm a bit unsure about this one. I know short-run SPC is used for small lot sizes, but I'm not sure if that's the only situation. Let me think this through a bit more.
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Melina
9 months ago
This question seems straightforward - I think short-run SPC is used when the process data doesn't show significant shifts, so I'll go with option A.
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Fletcher
1 year ago
I think short-run SPC is not necessary if the coded data being used do not show significant shifts in the process. Regular SPC charts should suffice in that case.
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Adelina
1 year ago
I believe short-run SPC should also be used when many different parts are made in small lots. It helps in monitoring each batch effectively.
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Gladys
1 year ago
I agree with Daisy. It's important to switch to short-run SPC in such situations to quickly identify and address any issues.
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Elden
1 year ago
This question is making my head spin. Maybe I should have just stuck to my day job of juggling chainsaws. Seems a lot safer than this SPC business!
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Nohemi
1 year ago
B) Regular SPC charts show the process to be out of control.
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Brynn
1 year ago
A) The coded data being used do not show significant shifts in the process.
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Carmela
1 year ago
Hold up, this is a trick question! The real answer is A - if the data doesn't show significant shifts, then short-run SPC is the way to go.
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Mee
1 year ago
C) Many different parts are made in small lots.
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Mozell
1 year ago
B) Regular SPC charts show the process to be out of control.
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Truman
1 year ago
A) The coded data being used do not show significant shifts in the process.
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Raul
1 year ago
Hmm, I'm not so sure. Wouldn't regular SPC charts showing the process as out of control be the trigger to use short-run SPC? That's what option B seems to be saying.
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Ardella
1 year ago
User 3: I agree with both of you, it seems like both option A and B could be valid reasons to use short-run SPC.
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Holley
1 year ago
User 2: But option A also makes sense, if the coded data doesn't show significant shifts, short-run SPC could be used.
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Carmen
1 year ago
User 1: I think option B is correct, regular SPC charts showing the process out of control is a trigger for short-run SPC.
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Daisy
1 year ago
I think short-run SPC should be used when regular SPC charts show the process to be out of control.
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Abraham
1 year ago
I think option C is the way to go. Small lots and lots of different parts definitely call for short-run SPC.
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Jamal
1 year ago
I believe option B is important too, especially if the regular SPC charts show the process is out of control.
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Bettina
1 year ago
I think option A could also be a good choice if there are no significant shifts in the process.
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Aleisha
1 year ago
I agree, option C makes sense for short-run SPC.
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