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8 branches of analytics, product and AI interview questions
Explore eight skill tracks, called branches, filterable by subtopic, company, tool and difficulty. SQL questions run against sample tables, choice and numeric answers are checked instantly, and written cases are scored against evaluation criteria.
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4 questions
Why user-level randomization breaks in a marketplace
ProYou want to test a new driver incentive at Uber.
Written case · Interference marketplaces · 20 min · Hard
Experimentation & A/B Testing · Company-context scenario
What CUPED buys you
ProYour experiments are underpowered and you can't get more users.
Quick check · Design · 7 min · Hard
Experimentation & A/B Testing · Company-context scenario
Measure surge pricing's effect on driver retention
ProUber is considering a surge-pricing policy that changes marketplace conditions for every driver and rider in a zone.
Written case · Design · 25 min · Hard
Experimentation & A/B Testing · Reported at Uber
Triage a sample-ratio mismatch
ProA nominal 50/50 Meta messaging experiment reports 520,000 control users and 480,000 treatment users.
Written case · Readout · 20 min · Hard
Experimentation & A/B Testing · Reported at Meta