Your question is Diagnosing Conversion Rate Drops. 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).
If our conversion rates dropped by 10% overnight at IBM, what steps would you take to diagnose the cause?
Assume you are responsible for IBM digital marketing analytics. Explain how you would distinguish a measurement issue from a genuine customer behavior change, isolate the affected segment or funnel stage, and recommend immediate actions. Prioritize your investigation and state what evidence would confirm or reject each hypothesis.