Tree pruning in xg boost
Quantitative Research Analyst Interview Questions
3,502 quantitative research analyst interview questions shared by candidates
For the task of classifying news articles into their subject type (finance, science, politics, etc), what is a current state-of-the-art approach (described in detail)? Describe the latency of this approach. Think of simpler, classical models that can achieve faster throughput while maintaining high accuracy for this task.
Use linear regression to model a problem and some follow-up questions about linear regression.
Introduce your research projects. Some questions about linear regression.
High dimesnional statistics, focus on intuition of statistics. No coding in the first round.
Easy probability question found in quant book and Glassdoor.
you were asked to build a random forest model. You were also asked a follow-up question on the correlation between variables X and Y,
How to find optimal weight for a probability problem.
What knid of pattern did you observe when you explored the trading data?
If 75 customers fall randomly into three equal-sized databases, all partitions are equally likely. Bob and Ben are two randomly selected customers. What is the probability that Bob and Ben are in the same customer database?
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