Your question is Defining Department Efficiency Metrics. 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 you were asked to evaluate whether a department was operating efficiently. How did you decide which metrics to use, how did you align stakeholders on the definition of efficiency, and what did your analysis lead to?