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SQL
2 years ago
How would you quantify the variances in data between the first three columns compared to the last three?
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2 years ago
Behavioral
2 years ago
Tell me about a time when you had to convince someone of an idea and how did you do it?
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SQL
2 years ago
Elaborate on your strategy to optimize a lethargic SQL query.
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ML Knowledge
2 years ago
How do the data requirements differ between supervised, unsupervised, and reinforcement learning?
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2 years ago
Analytics Case
2 years ago
If a newly launched product seems to be struggling with user engagement metrics, what would be your next move as a product team?
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ML Knowledge
2 years ago
What is the formula for calculating precision and recall?
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Behavioral
2 years ago
Tell me a high-level overview of your background. What experience is most relevant to PayPal
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2 years ago
Statistics
2 years ago
Can you elucidate on the term 'embedding' as used in data science?
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2 years ago
ML Knowledge
2 years ago
What are the different approaches to sampling?
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Statistics
2 years ago
Can you share a probability distribution that deviates from the regular normal distribution? Also, can you give us some illustrations of an actual world situation where this distribution is applicable?
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*All interview questions are submitted by recent PayPal Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at PayPal.

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