classification, regression, deep learning
Sr Data Scientist Interview Questions
3,390 sr data scientist interview questions shared by candidates
1. how to create lagged features in order to avoid data leakage 2. If we pick single tree from DT, RF, XGB - how will the bias variance look like 3. TF-IDF 4. Weakness , how would manager define you
Round 1: The questions were SQL join conceptual and small implementation question followed by pandas questions to manipulate dataframe and calculate rolling average of lags.
They asked me to prepare a presentation of what I've done in my research and previous jobs. The questions were all about my own work. No classical interview questions, problem solving or quiz.
Classical questions
Few puzzls and questions from my resume.
How would you compare R and Python?
Che tipo di incarichi hai nel tuo lavoro attuale?
Would you take a lower position?
ML Projects you worked on, Corner-cases in ML like imbalanced-classes, Decision Tree and Random Forest algo differences
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