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Analytics Case
3 years ago
How do you go about determining the prevalence of fake news on Facebook and what impact it is having on the platform's users?
Data Scientist

Roblox

Wish

Amazon

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3 years ago
Behavioral
3 years ago
Let me know about a time when you disagreed with someone on your team.
Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Roblox

Dunzo

Adyen

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3 years ago
Coding
3 years ago
Write a program to find the longest increasing subarray in an array using dynamic programming.
Data Scientist

Roblox

StubHub Logo

StubHub

Chime Logo

Chime

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3 years ago
Behavioral
3 years ago
Describe your long-term plans and how Roblox aligns with them.
Data Scientist

Roblox

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3 years ago
Statistics
3 years ago
Could you explain to me the disparity between the frequentist and Bayesian approaches to probability? Furthermore, what measures would you rely on when making a decision between the two in a particular context?
Data Scientist

Roblox

Noom Logo

Noom

Bloomberg Logo

Bloomberg

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3 years ago
Coding
3 years ago
How would you approach the task of extracting every English word from a string of characters?
Data Scientist

Roblox

Twitter Logo

Twitter

Flexport Logo

Flexport

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3 years ago
Statistics
3 years ago
What are some advantages and disadvantages of using the Wilk-Shapiro measure to determine if a dataset meets the requirements of normality?
Data Scientist

Roblox

Coursera Logo

Coursera

Nutanix Logo

Nutanix

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3 years ago
Coding
3 years ago
Can you develop an algorithm to find the integer that causes a problem in an array of sorted integers from 0 to n? Your solution should have a time complexity of O(log n).
Data Scientist

Roblox

InVision Logo

InVision

Workday Logo

Workday

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3 years ago
Coding
3 years ago
Could you illustrate how to invert a binary tree in any given programming language?
Data Scientist

Roblox

Redfin Logo

Redfin

Addepar Logo

Addepar

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3 years ago
Statistics
3 years ago
How do you remove bias from a given data set?
Data Scientist

Roblox

Flexport Logo

Flexport

Yandex Logo

Yandex

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3 years ago

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

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