Can you explain data preparation?
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Do you have some knowledge of R - analyse a given dataset in R?
Can you define power analysis?
How will you prove that the square root of 2 is irrational?
What is advantage of using apply family of functions in r? How do you use lambda in python?
What is the difference between a bagged model and a boosted model?
How do you overcome challenges to your findings?
Differentiate between type I and type ii error?
Explain about the various time series forecasting technqiues.
You are given two tables- friend_request and request_accepted. Friend_request contains requester_id, time and sent_to_id and request_accepted table contains time, acceptor_id and requestor_id. How will you determine the overall acceptance rate of requests?
What is churn?
What is the jupyter center ?
How can I become a data scientist?
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