I was a career machinist, a fairly high level tool and die, CNC and all around conventional machinist at that. I can tell you the numbers ALWAYS add up. If they somehow don’t it means you’re measuring it the wrong way. And that’s their problem.
usually it meant you left out a 2x4 in a corner or in a tee
FTA...
Through extensive discussion and anonymous voting, roughly 40 attending experts decided which methods were mature enough to form the “baseline” measurement and which would serve as alternatives to test its stability. Voting happened before anyone saw the combined result
This is what happens when science is performed by consensus, rather than the scientific method.
I couldn’t agree more. If the numbers don’t add up, then they don’t have the correct answer. If the numbers don’t add up, then the information is wrong, or incomplete.