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Show me how you'd write a function to generate a bell curve with random data and graph it.,

Let's say you need to join two tables where one contains duplicate values. How would you approach this task?

What do you believe are your top 3 character traits that make you successful? How do they fit with Twitch?

Suppose you draw a value each day at random from a normal distribution with a mean of 0 and a standard deviation of How many days should it take on average for you to draw a value that's greater than 2?

Give an example of a time when you made a controversial decision.

Difference between supervised, unsupervised and reinforcement learning?

Why are you looking for a job at the moment?

From your past experience, what has been the most challenging task?

Can you explain what DMatrix is in XGBoost? How does it differ from other data structures used in gradient boosting?

Share an experience where you led a team.