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Data Scientist Senior Interview Questions
3,398 data scientist senior interview questions shared by candidates
basic sql questions, some product brainstorm questions
what did you do in the last role
VERY detailed machine learning questions and statistical modeling questions with an use case setting
Q: Write a method in Python to return the confidence intervals around a mean? Q: Using SQL return the number of new netflix members in the last 7 days
example of a fast solution given in real time to a problem or result
General machine learning questions mostly from CV
Principales hiper parámetros en gradient boosting, enumera, detalla, compara
How would you implement ML to improve upon customer outreach, and describe how you would implement a system to test your results?
Questions were as below: 1-2 questions on Table based data manipulation/selection in python(pandas) Regularization E2E ML Project experience Ensemble techniques Which algorithm was used in the project? Why? Questions asked in the VP/culture fit round: What do you rate yourself from 1-10 in python? Answered 7 Apart from PCA what are the other techniques in dimensionality reduction? Mentioned interaction variables/features, also creating clustered labels using weak features.
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