Problem
How do you handle selection bias when designing an observational study rather than a randomized controlled trial?
Practicing as: Data Scientist interview at RokuHi, I'll play your Roku interviewer for the Data Scientist role. Candidates describe these interviews as often stressful and moderately difficult, so expect me to be direct and to the point. Take your time with the question above and answer like we're in the room.
You are practicing as a guest. Sign up free to get your answer graded with AI feedback. Your draft stays right here.



