sophie_paris said:It is worth asking what the claim would look like if it were false.
Adding a me-too, because a thread of one person's experience is not much use. The detail I would add is minor and it is already implied above.
sophie_paris said:It is worth asking what the claim would look like if it were false.
Adding the part of the answer the thread has not reached. The honest answer is that the effect is real, the magnitude is contested, and the individual variation is larger than either. Those three things can all be true at once, and most arguments here are two people holding different parts of that.
One concrete data point for the thread. Say what you would expect to see if you were wrong, before you look. It is a small discipline and it changes what you notice.
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Shop Reference StandardsOne thing that is still open after sophie_paris’s answer:
Was that from a primary source or from a summary of one?
DanielChem_CHI said:Say what you would expect to see if you were wrong, before you look.
Pushing back on DanielChem_CHI here. I would resist the confidence. Half of what this board was certain about two years ago has since been quietly dropped, and nobody went back to correct the threads.