What is PCA and is it linear?
Principal Data Scientist Interview Questions
163 principal data scientist interview questions shared by candidates
"Describe a few different methods of sampling."
"What are ways to increase the speed and efficiency of a model?"
how would you do topic modeling on tweets
how would you build a churn model
Data Science and Machine learning.
Talk about your data cleaning pipeline, how do you handle data from the moment you receive it, to your analysis.
What type of data analysis do you do?
Some data science questions and a case study to be solved offline.
basic behavioral questions, nothing technical
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