Meta Data Scientist Analytics & Experimentation Interview Questions
Practice 255 real Analytics & Experimentation interview questions for Data Scientist roles at Meta.
"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"
"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"
"10 years of experience but never worked at a top company. PracHub's senior-level questions helped me break into FAANG at 35. Age is just a number."
"I was skeptical about the 'real questions' claim, so I put it to the test. I searched for the exact question I got grilled on at my last Meta onsite... and it was right there. Word for word."
"Got a Google recruiter call on Monday, interview on Friday. Crammed PracHub for 4 days. Passed every round. This platform is a miracle worker."
"I've used LC, Glassdoor, and random Discords. Nothing comes close to the accuracy here. The questions are actually current — that's what got me. Felt like I had a cheat sheet during the interview."
"The solution quality is insane. It covers approach, edge cases, time complexity, follow-ups. Nothing else comes close."
"Legit the only resource you need. TC went from 180k -> 350k. Just memorize the top 50 for your target company and you're golden."
"PracHub Premium for one month cost me the price of two coffees a week. It landed me a $280K+ starting offer."
"Literally just signed a $600k offer. I only had 2 weeks to prep, so I focused entirely on the company-tagged lists here. If you're targeting L5+, don't overthink it."
"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."
"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."
"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."
"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."
"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."
Estimate Instagram Shopping Feature's Revenue and Test Impact
Estimate Instagram Shopping Feature's Revenue and Test Impact Instagram Shopping: Sizing, Experiment Design, and Troubleshooting Context Instagram is ...
Define metrics for high-quality notifications
Define metrics for high-quality notifications Context You are a Data Scientist partnering with a product team at Facebook/Meta that owns push/in-app n...
Analyzing abuse in the content‑reporting system
Measuring Valid Reports and Detecting Abuse in a Reporting System Analyze a user reporting system over a 30-day window. The schema is: reports(report_...
Interpreting confidence intervals to choose a treatment
Feed-ranking Tweaks: Interpret Confidence Intervals and Choose a Treatment You ran online experiments for three feed-ranking tweaks. The primary metri...
Design Experiment to Measure Shopping Feature Impact
Experiment Design: Measure Instagram Shopping Impact Instagram is launching an in-app Shopping feature, such as product tags, shop surfaces, or in-app...
Analyze Free Shuttle Impact on Employee Participation Rates
Analyze Free Shuttle Impact on Employee Participation Rates You have panel data for more than 1,000 company sites over time. Some sites adopt free shu...
Evaluating the Facebook ‘Memory’ feature
Evaluating the Facebook Memories Feature You are asked to assess whether the Memories feature, which resurfaces users' past posts, delivers real user ...
Design Experiment to Test New Hashtag Recommender Algorithm
Experiment Design: Testing a New Hashtag Recommender A social app shows hashtag recommendations to users while they compose posts. A new algorithm is ...
Expected impressions per user under random assignment
Random Assignment of Ad Impressions Across Users In an A/B experiment, Y ad impressions are served uniformly at random across X distinct users. Each i...
Quantify Latent Demand for Group Video Calling Feature
Quantify Latent Demand for Group Video Calling Feature Scenario A consumer messaging app is preparing to launch group video calling. You have access t...
Design Metrics to Measure Inappropriate Content Severity and Prevalence
Design Metrics to Measure Inappropriate Content Severity and Prevalence Harmful-Content Detection: Measurement Plan and Experiment Design Objective Yo...
Investigate Causes of Decline in Facebook Group Comments
Investigate Causes of Decline in Facebook Group Comments Scenario A sharp decline in Comments per Post (CPP) was observed in Facebook Groups last week...
Determine High-Quality Notifications with CTR Analysis
Determine High-Quality Notifications with CTR Analysis Push Notification Quality: Metric, Baseline Assessment, and Experiment Design Background A mobi...
Define Success Metrics for Circle Feature Evaluation
Define Success Metrics for Circle Feature Evaluation Scenario Measuring success and allocating resources for a new "Circle" posting feature in a socia...
Evaluate Chatbot's Retailer Value and Launch Viability
Evaluate Chatbot's Retailer Value and Launch Viability Scenario You are evaluating whether to launch a B2C chatbot for retailers on a commerce messagi...
Design an Experiment to Evaluate New ML Model
Design an Experiment to Evaluate New ML Model Experiment Design: Validating a New Ads Ranking Model Context You operate an ads platform with an existi...
Design A/B Test to Evaluate New Video-Feed Feature
Design A/B Test to Evaluate New Video-Feed Feature Scenario A consumer social-media app is launching a short‑video feed (TikTok-style). A newly added ...
Design analysis to test social vs game engagement
Question Hypothesis: Among Oculus (Meta Quest) users, those who use social features are more regularly engaged than those who use game features. Using...
Size opportunity for new product line
An e-commerce site considers adding a "Home Office" product line. Before any A/B test, size the opportunity and recommend whether to proceed. Assumpti...
Diagnose a sudden KPI drop
On 2025-09-01, a global social network observes a 10% decline in daily Likes per DAU versus the prior 4-week same-weekday baseline. Walk me through a ...