1) Pull similar layouts from the same manufacturer in that quarter.
2) Check whether the model is new to the guide or rarely appears.
3) Search external listings for a sanity band (do not treat the median ad as truth).
4) If reporting internally, attach the confidence panel screenshot.
Consider escalating to data teams only when specification is correct and data looks objectively wrong.
Low confidence: practical next steps
Widen research, compare siblings, and record your assumptions.