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).
Sr Data Scientist Interview Questions
3,505 sr data scientist interview questions shared by candidates
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?
Interviewer didn't show up at all.
Interviewer didn't show up at all.
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.
Open ended questions about how to leverage data science to design the website
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