How Decision Trees are formed? When can Decision Tree perform better than xgboost?
Analytical Scientist Interview Questions
364 analytical scientist interview questions shared by candidates
My experience and what I am looking for in the role.
SQL Table Manipulation
The events team would like to send notifications to users whenever a friend of yours is attending an event in the city where you live. How would you evaluate whether this is a good change to make?
- sql get percent of users that clicked on a search result - how to know why a metric increased - how to know if the measured increase was a good thing.
Q: Given a table of searches and events calculate CTR from the past 7 days
Q: How do you display results when someone searches for "Things to do in San Francisco"?
Final round: 2 analytics case questions (most weight), coding on whiteboard (SQL and Python), quantitative analysis (least weight)
They just made up some questions based on SQL and hypothetical new features, don't think I can share the exact questions here.
What is your favorite Facebook product?
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