Interview Guides
You are supporting a client-facing analytics pipeline where two reports for the same client show different numbers. One report is used by customer success, the other by an executive dashboard, and both are built from the same underlying data platform. The client is asking which number is correct, and you need to identify where the mismatch was introduced.
If you found a discrepancy between two reports for the same client, how would you track down the source of truth?
