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Sr Data Scientist Interview Questions
3,374 sr data scientist interview questions shared by candidates
Q: Asked about my resume, and my expertise related to job?
The technical interview was live coding to implement cosine similarity and dive deep into your favourite Machine Learning. Then, there were a few technical questions around Statistics, SWE and Machine Learning, nothing too demanding.
Which KPIs would you propose to yield insights on how to lower the company's Client Acquisition Cost?
What is the differences between Bagging and Boosting? What is the differences between Lasso and Ridge equation?
Why you want to switch your current position and why only Vestas
how to design a model for times series data using LSTM?
Where do you see yourself in five years time
Round 1: Conducted by a senior data scientist a) Live SQL Coding - given a case and 4 tables, I had to solve it using SQL (usage of joins, window functions etc.) b) Meta and Uber product related metric questions Round 2: Conducted by a product manager a) Metric cases b) A/B testing etc. Round 3: Conducted by a data scientist a) Stats, ML and probability questions b) Product case c) A/B Testing case Round 4: Hiring Manager Round a) Product questions b) Past experience Round 5: Bar Raiser from a Director a) Random behavioural questions
how to sample 100 values between 2 and 3 from standard normal distribution. how would you optimise it to have exactly 100 steps instead of a long accept/reject loop.
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