In this case, one of the main issues seems to be that assigning a grade of "unknown/uncertain" wasn't an option, regardless of what issues could have happened during the field work ?
I'm also annoyed at how the Guardian is parroting the "made up" term, which is a terrible misrepresentation of "relying on your memory of the events".
Speaking of decision-helping tools, there has been a French law for some years now : for any administrative use of them, the target citizen can request the algorithm to be explained to them in clear language.
(I already have my popcorn ready for the inevitable clash with the fiscal inspection, which not only tends to operate as if laws didn't apply to them, but also I hear started using neural networks, which have basically no way to conform to this requirement.)