A Groups notification spikes sessions week one — real or novelty?
Novelty & durationMediumProblem. A new Groups notification lifts sessions +8% in the first week of the experiment. The team wants to ship. How do you tell whether the lift is real or novelty, and what do you recommend?
Before you reveal: say your answer out loud, as if you were in the real interview — get your reasoning across clearly first. There is no single correct answer: reading what the interviewer is really after and defending your own thinking is what makes an answer strong.