Advanced college math (statistics, linear algebra). Programming (data structures).
Quantitative Researcher Interview Questions
2,686 quantitative researcher interview questions shared by candidates
Do you have any background on statistics?
linear regression coding test
Coding challenge include a 3-hour practice of extracting signal from unstructured data
What is a virtual function and how it works?
What is a template? Can you separate the interface and the implementation parts, why?
The data analysis interview asks you how you would predict some number. First you go through data ideation (if you could gather any reasonable data, what would you want?), then you talk about how you would go about engineering features and cleaning your data, then you talk about what kind of model you would use and why. They really drill into your answers, and you are likely not going to pass if you don't have a lot of experience in predictive modeling. Watch the mock interview video on their website for an easy example of what this is like.
Two points are uniformly distributed around the circumference of a unit circle. What is the expected value of the distance between them?
Q: given an array of 2d points and an x-input query, return the corresponding y using linear interpolations.
Citibike questions run through potentially how you would do somehting
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