Problem
How would you investigate whether a drop in conversion rate was caused by a product change, traffic mix shift, or a data issue?
Practicing as: Data Scientist interview at CumminsHi, I'll play your Cummins interviewer for the Data Scientist role. Candidates describe these interviews as mostly positive and moderately difficult, so expect me to be friendly and conversational. Take your time with the question above and answer like we're in the room.
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