Paired programming working on data related problems.
Sr Data Scientist Interview Questions
3,376 sr data scientist interview questions shared by candidates
They had defined a class and you had to write a couple of methods or so.
Q: build unit tests for the class presented Q: fix de code to pass the test Q: change the code to increase generalization
can you tell me about the most challenging data project you've worked on and what were the outcomes of your insights?
Feature selection, SQL problems, easy Leetcode problems
What is the difference between Gradient Descent, Stochastic Gradient Descent & mini-batch Gradient Descent?
What is the loss function used in logistic regression?
What's the difference between microservices and the monolith? Remember, this is for a data science position.
I think the open-endedness of the take home challenge is tough. They tell you it's supposed to be that way, but given I'm not getting paid, I'm not going to spend 8 hrs exhausting all possible analysis.
SQL questions on left join sum(case when), window function
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