I was hoping for Pandas type questions which I use in my day job. They asked about creating a function to get cumulative sum
Sr Data Scientist Interview Questions
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SQL and Python pandas database transformation. Walk through a classification problem and caveats (how would you measure performance and feature importance)
Me fale sobre um projeto e como vc solocionou o problema
How to figure out the topic of the call recordings stored using NLP?
Dado tal tipo de dados e intenção do cliente, qual tipo de algoritmo de machine learning é mais adequado para o problema.
SQL - Join two tables and extract insights using window function, lag, lead, python algo (easy)
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It was 3 rounds. First round fundamental ML and statistics (PCA, multicollinearity, distributions, clustering). Second round was hands on model building, given a data set and then questions on it.
What is the difference between random forest and xgboost
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