What are the cases or dataset where k- means will give wrong clusters
Sr Data Scientist Interview Questions
3,390 sr data scientist interview questions shared by candidates
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)
Basic statistics related questions around hypothesis testing, p-values etc in the first round.
Tell me about a project you are proud of
I received a take-home assignment.
Why are you interested in DS job
I have mentioned them above.
How to evaluate AB test result How to determine how much traffic for AB test If CEO not ask for AB but full roll out, how to compare metrics before and after
how to find outliers, how logistic regression works, and model evaluation criteria.
Don't remember much tech questions. Overall, they were at most on medium difficulty. Final round was also technical. Probably a bit more difficult. It was more concentrated on infrastructural aspects - deployment to cloud, quantization etc.
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