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Coding

2 years ago

Consider an array of sorted integers from 0 to n and find the problematic integer. Provide a function that satisfies this requirement with a time complexity of O(log n).

Data Scientist

Mollie

InVision

Workday

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2 years ago

Statistics

2 years ago

What is the probability that 2X is greater than Y, when X and Y are independent random variables having uniform distributions with mean 0 and standard deviation 1?

Data Scientist

Mollie

Etsy

Juniper Networks

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2 years ago

Statistics

2 years ago

Is there a specific method you use to detect if a coin is unevenly weighted?

Data Scientist

Mollie

Segment

Curve

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2 years ago

Behavioral

2 years ago

Tell me about a time you had a disagreement with a team member.

Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Mollie

Dunzo

Adyen

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2 years ago

ML Knowledge

2 years ago

How is Gradient Descent integral to the learning process within deep learning models?

Data Scientist

Mollie

Booking.com

BetterUp

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2 years ago

Statistics

2 years ago

How would you approach plotting an ROC curve based on a list of predicted probabilities and corresponding true labels?

Data Scientist

Mollie

IBM

OfferUp

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2 years ago

Behavioral

2 years ago

Where do you see your career in 5 years?

Data ScientistEngineering ManagerUX DesignerUX Researcher

Mollie

DoorDash

Instana

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2 years ago

Behavioral

2 years ago

Describe an occasion when you failed to reach a goal.

Data ScientistData Engineering ManagerUX DesignerEngineering Manager

Mollie

Chewy

SAP

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2 years ago

Behavioral

2 years ago

Tell me about an occasion when you disagreed with your boss.

Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Mollie

Pepperfry

Huawei

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2 years ago

Statistics

2 years ago

Would you mind explaining how to distinguish between variance and bias in a model's errors?

Data Scientist

Mollie

Convoy

Rakuten

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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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