The SQL question was quite easy. Given a table with detailed customer complaint tickets of different types, calculate the share of processed tickets within each type.
Data Scientist Intern Interview Questions
33,936 data scientist intern interview questions shared by candidates
What would I estimate as metrics for ab test ?
If you implement a new feature to FB how would you measure the success
How do you find out trending queries/topics? How do you test a website feature i.e. given a set of webpages and few changes, how will you find out that the change works positively?
Why did you use Random Forests instead of Clustering?
En quel animal vous réincarneriez-vous ?
- A Bays textbook example (fair and unfair coins) - Some python simple algorithm codes and calculating the complexity of the method - Some ML questions about different methods and how the learning happens and objective functions ....
Nothing was unexpected
You have a database of customer transactions and for some users you don’t have much data (1-2 transactions), and you want them to use Revolut’s services more. How would you analyse the data to do so, with such limited data on some users.
Model Deployment. Credit Risk(A lot of credit risk concept) Risk Modeling.
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