What is the TFIDF algorithm?
Data Scientist Senior Interview Questions
3,390 data scientist senior interview questions shared by candidates
What type of work do you like and what type of work do you not like?
I was tasked with building a forecasting model for delivery times and explaining it,
Die Herausforderung bestand im Lösen einer Aufgabe. Wie gehen sie vor ? (Konzept, Erklärung) Wie setzen sie dies um ? Welche Alternativen kennen sie ?
Coding and behavioral which were quite easy
A dataset challenge and interpreting a data visualization
How would you write some of the pandas functions from first principles?
There were questions about statistics, machine learning, etc. The usual stuff a data scientist is supposed to know.
SQL and Python pandas database transformation. Walk through a classification problem and caveats (how would you measure performance and feature importance)
Tell me when you've had the most fun at work
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