Your question is Experiment Design for Instant Payouts. 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 evaluating a new instant-payout feature in a financial product where faster access to funds could improve adoption but may also increase fraud risk. You need an experiment design that measures product lift without exposing too much volume to bad actors.
Walk me through how you would design an experimentation framework for a new instant-payout feature while minimizing fraud exposure.