Dr.GastroMayo said:That is right, and it stops being right at the edges.
There is a second half to this that has not been said yet. The distinction that resolves most of these threads is between what is true on average and what is true for one person. Both are real; they answer different questions and get quoted as if they were the same one.
One concrete data point for the thread. One habit that pays for itself: post the method alongside the number. A figure without its method cannot be checked, and an unchecked figure is how this community accumulates folklore.
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Shop Reference StandardsOne thing that is still open after Dr.GastroMayo’s answer:
How long did you give it before you decided it was working?
HPLC_Greg said:One habit that pays for itself: post the method alongside the number.
I read this differently. The confidence in this thread is running ahead of the evidence, and I would rather the uncertainty were stated than smoothed over because it is unsatisfying.
If somebody has the primary source to hand I would rather cite it than paraphrase it.