What is your favorite ML algorithm?
Senior Data Scientist Interview Questions
3,509 senior data scientist interview questions shared by candidates
Do you know about Regression and Classification problems? *If you are interviewing for senior data science position, is this your level of question?
How do you evaluate the model performance? Which metric will you pick?
I was asked to code a left join in Python.
Erzähl mal von einem Datenprojekt, gerne aus deiner freiberuflichen Phase, welches du umgesetzt hast und was auf Probleme du stießt bzw. welche Methoden du verwendet hast.
I got a standard coding exercise in pandas, using "groupby" and "apply".
How would I expand the product palette?
What type of data models have you built?
What are sources of bias in A/B testing? How do you ensure A/B tests are not biased?
Talk about your past project?
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