How to build up a model to predict credit card fraud?
Datos Interview Questions
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Tell me about a time you...(behavioral)
Do you still want to be considered for the position, since I've decided to change it to something else?
What is array
What was your prior responsibility
Product sense part 5 : (fraud case) You got the results - how do you know if 1% improvement is good or bad
What is a Z-test? When would you use a Z test over a T test?
Say the DS team came up with a spam detection algorithm, what metrics would you use to measure success?
How can we tell if two users on Instagram are best friends? (answer question) Ok, how can we use this algorithm in the product?
What is the difference between Z test and T test?
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