How you will handle class imbalance problem? What are various approaches?
Data Interview Questions
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Take the integer 123 and convert it to 321. God forbid you use the most concise, correct solution, though. But hey, maybe I saved someone from this inane question since it's on full display on Glassdoor now.
The second question was trying to predict for 7 days. Follow up question was if u predict using the prediction u might accumulate errors.
Tell me about the time you influenced someone
data analysis challenge
If you could only pick one metric to measure a game's success, what would it be?
Difference between supervised and unsupervised machine learning ?
Prepare on financial statements
You're at a casino with two dice, if you roll a 5 you win, and get paid $10. What is your expected payout? If you play until you win (however long that takes) then stop, what is your expected payout?
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