RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-25905
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Case 169 — Model comparison: dive bezel action and alignment, how to compare fairly · uncertainty exercise
People keep comparing the bezels on two similar dive-style watches. One is called crisp, the other mushy, and alignment complaints come up for both. What would a fair comparison look like, and what is actually a defect versus a preference?
Review focus: uncertainty. Leave the unresolved part visible instead of supplying a result. Use the original answer fragment “Set the bezel on a click and gently push it…” as the discussion anchor; no new event or result is supplied.
Exercise RWI-25905/169: address this question within its stated limits.