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
Sr Data Scientist Interview Questions
3,387 sr data scientist interview questions shared by candidates
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.
Questions on core statistics, ML, DL, LLMs, etc
What are the cases or dataset where k- means will give wrong clusters
How would you predict sales of a product (They need to buy tickets for certain travel agencies and over buying or underbuying will cause them loss)
What is regression . classification
Why are you interested in DS job
Sql questions probability basics and deep learning
Write fibonacci sequence
These questions will revolve mostly on the assignment which probably they themselves don't understand much .
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