Your question is Statistical Tools for User Analysis. 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).
You're analyzing user behavior data from a digital product and need to explain how you choose statistical methods for common questions like feature impact, user differences, and uncertainty in estimates. The interviewer wants to hear the tools you know and when you would use them.
What statistical tools are you familiar with for analyzing user data?