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