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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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96 questions · page 2 of 4
Two dashboards, two different numbers
ProFinance's dashboard says last month's revenue was $2.1M; the product team's dashboard says $2.4M for the same metric and period.
Written case · Data trust · 15 min · Medium
Analytics Case & Communication · Company-context scenario
ROAS looks great, is the campaign profitable
A campaign spent $10,000 and drove $40,000 in revenue (ROAS = 4).
Calculation · Campaigns · 6 min · Medium
Digital & Marketing Analytics · Company-context scenario
Success metrics for Facebook Marketplace
You just launched a feature in Facebook Marketplace.
Written case · Metrics · 15 min · Medium
Product Management · Company-context scenario
Month-over-month revenue growth
Return each month, its revenue, and the month-over-month growth as a percentage rounded to one decimal.
Live SQL · Windows · PostgreSQL · 10 min · Medium
SQL & Data Modeling · Original Uplift question
Measure the success of YouTube Shorts
How would you measure the success of YouTube Shorts?
Written case · Measuring impact · 15 min · Medium
Product Analytics & Metrics · Reported interview question
Sample size for a 1-point conversion lift
Baseline conversion is 10%.
Calculation · Design · 8 min · Medium
Experimentation & A/B Testing · Original Uplift question
Build a golden evaluation set for an agent
ProYou're standing up evaluation for a new AI coding/support agent.
Written case · Evaluation · 15 min · Medium
AI Agents & Automation · Company-context scenario
False-positive risk with four variants
ProYou run one control against four independent treatment variants, testing each at α = 0.05.
Calculation · Multiple testing · 6 min · Medium
Experimentation & A/B Testing · Reported interview question
A skeptical marketing lead and a 'winning' test
ProA marketing lead ran an email A/B test, saw the variant get a higher open rate, and wants to declare it the winner and roll it out.
Written case · Communicating stats · 12 min · Medium
Analytics Case & Communication · Company-context scenario
Measure the success of Snap Map
How would you measure the success of Snap Map (the map showing friends' locations and activity)?
Written case · Measuring impact · 15 min · Medium
Product Analytics & Metrics · Reported interview question
Top 3 products per category by revenue
Return the top 3 products by total revenue within each category.
Live SQL · Windows · PostgreSQL · 12 min · Medium
SQL & Data Modeling · Original Uplift question
Measuring groundedness in a RAG system
ProYour retrieval-augmented (RAG) assistant sometimes states facts not supported by the retrieved documents.
Quick check · Product metrics · 6 min · Medium
AI Agents & Automation · Company-context scenario
Guardrails for a checkout change
ProYou're testing a one-click checkout that you expect to raise conversion.
Written case · Guardrails · 15 min · Medium
Experimentation & A/B Testing · Company-context scenario
You can only ship one of three features
ProYou have engineering capacity for exactly one of three proposed features this quarter.
Written case · Prioritization · 15 min · Medium
Product Management · Company-context scenario
MMM vs multi-touch attribution
ProWith third-party cookies deprecating, a CMO asks why the team is investing in Marketing Mix Modeling (MMM) instead of relying on multi-touch...
Quick check · Attribution · 6 min · Medium
Digital & Marketing Analytics · Company-context scenario
A metric for 'sense of community' in Facebook Groups
ProWhat metrics would you track to determine a sense of community within Facebook Groups?
Written case · Metrics · 18 min · Medium
Product Analytics & Metrics · Reported interview question
The scoreboard for a customer-facing agent
ProYou launched an AI agent that can take actions (issue refunds, change orders) for customers.
Written case · Product metrics · 15 min · Medium
AI Agents & Automation · Company-context scenario
Measure a brand campaign with no direct conversions
ProMarketing runs a $5M brand awareness campaign (TV + video) with no direct-response call to action.
Written case · Site · 15 min · Medium
Digital & Marketing Analytics · Company-context scenario
'Just slice it until something's significant'
ProA stakeholder is disappointed the headline result was flat and asks you to 'slice the data by every segment until you find something significant...
Written case · Analytical integrity · 12 min · Medium
Analytics Case & Communication · Company-context scenario
Signups up, retention down — ship it?
ProA proposed change (aggressive signup prompts) boosts new signups by 20% in a test, but Day-30 retention of those users drops.
Written case · Product sense · 15 min · Medium
Product Management · Company-context scenario
Metrics after a user follows a new page
What metrics would you track after a user follows a new page on LinkedIn, and why?
Written case · Metrics for pms · 12 min · Medium
Product Analytics & Metrics · Reported interview question
Bias-variance trade-off
ProA model has near-perfect training accuracy but poor test accuracy.
Quick check · Modeling intuition · 6 min · Medium
Statistics & Inference · Company-context scenario
Wins in every segment, loses overall
ProYour treatment beats control in BOTH the mobile segment and the desktop segment, yet loses when you pool all users together.
Quick check · Readout · 6 min · Medium
Experimentation & A/B Testing · Company-context scenario
Is this campaign's traffic real
ProA display campaign suddenly shows a huge spike in clicks and traffic but flat conversions.
Written case · Campaigns · 15 min · Medium
Digital & Marketing Analytics · Company-context scenario