Some basic questions about ML
Sr Data Scientist Interview Questions
3,387 sr data scientist interview questions shared by candidates
What are the odds that a random walk starting at 0 (with a wall, from 0 can only reach 1) will reach point k within n steps? (after reaching point k, extra steps don't matter).
given an array of integers (arr) and an integer (S), find three (not necesarrily different) elements of arr whose sum is closest to S. i.e. arr = [-3, 3, 16, 5, 8], S=12: answer: 5+5+3 = 13. main concern is run time
HR co-ordinator also asked - are you working for a "Body Shop" consulting company?
Questions about your experience and then a leetcode-style problem to work through. There was supposed to be a take home exercise next.
What is your understanding of the concept of adding value?
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What is a confidence interval? What is a p-value? Pick a method and explain it to us.
General ML and DS related questions. Also business/product questions.
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