Your question is Owning a High-Stakes Data Error. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Tell me about a time when your detailed technical work uncovered an important issue in the data, analysis, or reporting, and you had to work through the people side of it as well. How did you handle the technical problem, communicate it to stakeholders, and what was the outcome?