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.
Scientist Interviews
Scientist Interview Questions
"The questions you are asked in an interview for a position as a scientist will depend greatly on field of science you intend to work in. Generally, interviewers will be interested in your formal education, field of study and specialization, work, internship, and research experience, scientific writing skills, and interest in the subject matter. Expect to be asked technical questions that pertain to the knowledge needed to perform the duties of the job. While there are some positions open to scientists who possess associates' or bachelors' degrees, most jobs will require you to have at least a masters' degree with the majority requiring you to have a doctorate."
54,338 scientist 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
What is the most important thing about being a scientist?
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?
En quel animal vous réincarneriez-vous ?
Why did you use Random Forests instead of Clustering?
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.
- 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 ....
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