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ML Knowledge
2 years ago
Can you suggest effective methods for dealing with highly cardinal categorical data?
Data Scientist

Mollie

Infineon

Pinterest

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2 years ago
Coding
2 years ago
Tell me how you would calculate the shortest distance for a knight on an infinite chessboard to move from A to B.
Data Scientist

Mollie

Thumbtack

Roblox

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2 years ago
Statistics
2 years ago
How is the probability of correctly guessing a randomly chosen card from a deck calculated?
Data Scientist

Mollie

Deliveroo Logo

Deliveroo

Riot Games Logo

Riot Games

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2 years ago
Statistics
2 years ago
When guessing a card taken at random from a deck, what's your likelihood of being correct? If permitted to inquire about its color or if it's a face card, which would you ask to improve your chances?
Data Scientist

Mollie

LinkedIn Logo

LinkedIn

McAfee Logo

McAfee

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2 years ago
ML Knowledge
2 years ago
What are some challenges that you have faced while performing Time Series Forecasting, and how did you overcome them?
Data Scientist

Mollie

Careem Logo

Careem

GoCardless Logo

GoCardless

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2 years ago
Statistics
2 years ago
How would you differentiate between the standard error of the mean and the median?
Data Scientist

Mollie

Curve Logo

Curve

Arm Logo

Arm

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2 years ago
ML Knowledge
2 years ago
Could you explain the relevance of the ROC curve in machine learning?
Data Scientist

Mollie

Bosch Logo

Bosch

Slack Logo

Slack

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2 years ago
Statistics
2 years ago
Can you describe the concept of a median and how to calculate it from a very large dataset not fitting in memory?
Data Scientist

Mollie

Spotify Logo

Spotify

Marqeta Logo

Marqeta

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2 years ago
Behavioral
2 years ago
Describe a time you disagreed with a coworker but had to cooperate to get a project done.
Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Mollie

Amazon Logo

Amazon

Figma Logo

Figma

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2 years ago
Behavioral
2 years ago
Describe how you see your career development over the next five years and how Mollie fits into that?
Data Scientist

Mollie

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2 years ago

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*All interview questions are submitted by recent Mollie Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at Mollie.

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