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ML Knowledge
3 years ago
AUC is a popular metric used to determine the effectiveness of a model. Could you walk me through the steps for calculating AUC?
Data Scientist

Adyen

Deloitte

Virta

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3 years ago
Statistics
3 years ago
Find the probability of selecting a red ball and then a blue ball, or vice versa, from a group of 4 red balls and 2 blue balls in two successive selections.
Data Scientist

Adyen

Anaplan Logo

Anaplan

HelloFresh Logo

HelloFresh

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3 years ago
Product Case
4 years ago
How do you determine the rate of retention for a specific product?
Data Scientist

Adyen

OpenDoor Logo

OpenDoor

Faire Logo

Faire

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4 years ago
ML System Design
4 years ago
Describe the components and design principles you would incorporate into the Bing image search architecture.
Data Scientist

Adyen

Transferwise Logo

Transferwise

Etsy Logo

Etsy

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4 years ago
Coding
4 years ago
Could you write a function that utilizes binary search to ascertain the largest integer in a list?
Data ScientistMachine Learning Engineer

Adyen

Rubrik Logo

Rubrik

Disney Logo

Disney

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4 years ago
Statistics
4 years ago
Can you elaborate on the definition of heteroscedasticity?
Data Scientist

Adyen

Paytm Logo

Paytm

LogMeIn Logo

LogMeIn

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4 years ago
Coding
4 years ago
How would you approach decoding a string that contains nested parentheses, like “2[a3[b]c]”?
Data Scientist

Adyen

CRED Logo

CRED

OpenDoor Logo

OpenDoor

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4 years ago
Statistics
4 years ago
How would you go about determining whether a Gaussian mixture model is a valid approach for modeling a given data set?
Data Scientist

Adyen

CrowdStrike Logo

CrowdStrike

Ticketmaster Logo

Ticketmaster

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4 years ago
Coding
4 years ago
Show how to use dynamic programming to determine the longest increasing subarray within a given set of numbers.
Data Scientist

Adyen

StubHub Logo

StubHub

Chime Logo

Chime

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4 years ago
StatisticsCoding
4 years ago
Can you create a shuffle function using a roll() function that guarantees an equal chance for each permutation?
Data Scientist

Adyen

Udacity Logo

Udacity

Klarna Logo

Klarna

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4 years ago

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

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