How would you correlate each device a person visits the website with back to that person?
Data Interview Questions
132,711 data interview questions shared by candidates
If you had 1000 factors for a ML model, how would you go about reducing this and how would you know when to stop. reducing
What is inner, left and outer join?
Two random variables have a uniform distribution between 0 and 1. What will be the expected value of the difference of these variables?
What is maximum likelihood estimation?
Q. If you had to chose only one financial statement, which one would you choose?
how to check if a linked list is a palindrome.
Imagine you have N pieces of rope in a bucket. You reach in and grab one end-piece, then reach in and grab another end-piece, and tie those two together. What is the expected value of the number of loops in the bucket?
Why us? Then technical questions Would I relocate
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