American Express Data Analyst Interview Questions
The questions to prepare for a American Express Data Analyst interview. Questions from real interview reports rank first. Updated weekly.
Use aggregation and RANK to identify the top three American Express customers by merchant category in the last 30 days.
American ExpressUse monthly aggregation and RANK to identify American Express customers in the top three spending ranks, including ties.
American ExpressCalculate each active American Express cardmember's rolling three-month average spend using joins and window functions.
American ExpressDesign an incrementality test for a new customer marketing campaign with explicit MDE, guardrails, power, and rollout criteria.
American ExpressDesign an experiment that accounts for novelty effects and network spillovers before deciding whether to ship.
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Tests estimation logic and probabilistic reasoning using an American Express context.
American ExpressAssesses ability to choose appropriate ML algorithms based on data and objectives.
American ExpressEvaluates understanding of data profiling and its role in analytics pipelines.
American ExpressEvaluates structured estimation approach and assumptions for a real-world guesstimate.
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