One concrete data point for the thread. Keep the original post as written when you update it, and add the correction underneath. An edited-away mistake is invisible to the next person who makes it.
A narrower follow-up, since the general answer is now clear:
How would you tell the difference between that and the alternative explanation?
dave_SLC said:Keep the original post as written when you update it, and add the correction underneath.
Filing a mild objection. Mild because I might be wrong; an objection because nobody has addressed the case that does not fit. This treats a plausible mechanism as a demonstrated one. Plausible is where you start looking, not where you stop.
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Shop Reference Standardsdave_SLC said:Keep the original post as written when you update it, and add the correction underneath.
Correct as far as it goes. The part it does not cover is what to do when the honest answer is "not enough data", which is more often than anyone likes.
dave_SLC said:Keep the original post as written when you update it, and add the correction underneath.
Thank you — that is the clearest version of this I have read, and I have read a lot of them. Sending this to two other people who asked me the same thing last week.