1. Dict based coding question. 2. Ads prediction SD. How do you handle data imbalance for some ads. 3. Evaluation of recommender system, regularization and some behaviour questions.
Sr Data Scientist Interview Questions
3,512 sr data scientist interview questions shared by candidates
The online test has maths, probability, machine learning, etc questions.
Machine learning questions, product metrics design questions, AB test and etc.
Take home: basic programming question.
SQL is pretty basic, Python is focus on data manipulation and some concepts like recall, accuracy, precision.
An easy SQL query involving a self-join, without a shared screen.
Describe the bias variance tradeoff.
Find missing values in pandas data frame. Assign a new column to the original data frame. Join two tables and get the top records.
Asked to explain about one of my projects that are relevant to their project
Questions on causal inference, counterfactual models, case study
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