kate.chem said:The boring version of this is the one that works, and the boring version is: measure a baseline, change one variable, wait, measure again under the…
That is right, and it stops being right at the edges. The general case is well behaved; the interesting cases in this thread are all at the boundary where the general case breaks.
kate.chem said:The boring version of this is the one that works, and the boring version is: measure a baseline, change one variable, wait, measure again under the…
Thank you for spelling out the reasoning rather than just the conclusion.
Adding the clinical framing, because it changes how the question reads. It is worth asking what the claim would look like if it were false. If nothing would look different, it is not a claim about the world and no amount of discussion will settle it.
Sigma-Aldrich — Research-Grade Standards
Certified reference materials, analytical reagents, and research-grade standards for peptide verification. Trusted by laboratories worldwide.
Shop Reference StandardsDr.GutHealth said:It is worth asking what the claim would look like if it were false.
This matches mine closely enough to be worth saying so out loud.
Closing the loop on my own question.
Reporting back with a partial result, because a partial result is still better than silence. Two of the three things suggested helped; I cannot separate them and I am not going to pretend otherwise.