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Tell me about an occasion when you stepped outside of your normal responsibilities to assist a colleague. What was the outcome?

Can you write a function that lists all of the prime numbers less than N?

Would you change anything about Adyen if you had the chance?

Let me know about a time you had a hard time meeting a deadline.

How do the K-means algorithm and the Expectation-Maximization (EM) algorithm contrast with each other?

When might overfitting and underfitting occur in a real-world setting? What are some of the effects these occurrences can have on model accuracy and performance?

What separates LSTMs from RNNs in terms of memory and sequential data processing?

Suppose we have a dataset of (date, duration) tuples. How would you filter by a specific time period and then generate summary statistics, including the average duration and rolling sum, for each date within that time period?

Describe your work experience in a couple of minutes

Why is it necessary to use regularization methods in machine learning?