Basic stats questions
Senior Data Scientist Interview Questions
3,397 senior data scientist interview questions shared by candidates
Introduce yourself and talk more about your data science projects.
My previous job experience relevant to this position.
Talk about about your past experiences. Go deeper into this project.
How do you determine sample size? What statistical test did you run for A/B testing?
List the assumptions of a linear model.
Theoretical questions around ML. Previous experience buiding ML models. Why this particualr mode? evaluation metric?
What model did you build?, What was the evaluation criteria?, How did you check its performance?
RAG: - What model did you use? - How would you process different kinds of structured data? - How would you work with images and text? - What vector database did you use? - How many GPUs? - What is the architecture of an LLM? Explain different types of transformers and their use cases. When would you want to fine-tune an LLM? What ingredients are needed to get a good result?
explain differences in boosting and bagging, some marketing specific questions, some stats and MLE questions
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