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Behavioral
4 years ago
Do you have a proud moment from a project?
Data ScientistProduct ManagerBackend EngineerSoftware Engineer

Pinterest

Cisco

GoodData

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4 years ago
Coding
4 years ago
What is the most efficient way to implement the two sum problem using a hash table and ensure a O(n) time complexity?
Data Scientist

Pinterest

Spotify Logo

Spotify

Teradata Logo

Teradata

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4 years ago
Statistics
4 years ago
If a couple has two kids, and they know one of them is a boy, what is the probability for the other child to be a boy?
Data Scientist

Pinterest

Yext Logo

Yext

Electronic Arts Logo

Electronic Arts

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4 years ago
Coding
4 years ago
Can you identify the blanagrams from the words given to you - cinema and iceman?
Data Scientist

Pinterest

Okta Logo

Okta

Airbnb Logo

Airbnb

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4 years ago
ML Knowledge
4 years ago
What is your preferred method for dealing with datasets that have imbalanced classes, where one category is severely underrepresented compared to the other?
Data Scientist

Pinterest

GoCardless Logo

GoCardless

Mollie Logo

Mollie

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4 years ago
Statistics
4 years ago
Can you clarify how the standard error of the mean differs from the standard error of the median?
Data Scientist

Pinterest

Curve Logo

Curve

Arm Logo

Arm

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4 years ago
SQL
4 years ago
What would be the average transaction amount for customers who made over 10 purchases within the last 3 months?
Data Scientist

Pinterest

Deliveroo Logo

Deliveroo

Patreon Logo

Patreon

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4 years ago
Behavioral
4 years ago
What are the ways in which you can be effective by utilizing different communication styles?
Data ScientistBackend EngineerProduct ManagerTechnical Program Manager

Pinterest

Festicket Logo

Festicket

CarDekho Logo

CarDekho

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4 years ago
ML Knowledge
4 years ago
What is your understanding of the term tf-idf? How does it help in information retrievals?
Data Scientist

Pinterest

Faire Logo

Faire

Ola Logo

Ola

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4 years ago
Statistics
4 years ago
Explain how you would take a biased coin and transform it into a fair and balanced one.
Data Scientist

Pinterest

ServiceNow Logo

ServiceNow

Oracle Logo

Oracle

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4 years ago

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

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