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Behavioral

3 years ago

Do you have a project that you're especially proud of? Why so?

Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Roku

Illumina

Articulate

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3 years ago

ML Knowledge

3 years ago

As they apply to decision trees, how do you explain bias and variance? Also, which is harder to tackle: high bias or high variance, and what's the basis for that?

Data Scientist

Roku

Elastic

Rivian

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3 years ago

ML Knowledge

3 years ago

How confident are you in your skills to construct a KNN classifier from scratch?

Data Scientist

Roku

Fiverr

Zalora

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3 years ago

Behavioral

3 years ago

How have you disagreed with a team members approach when it was necessary?

Data ScientistUX ResearcherEngineering ManagerUX Designer

Roku

MakeMyTrip

NerdWallet

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3 years ago

ML Knowledge

3 years ago

Why do you think feature selection is a crucial component of machine learning?

Data Scientist

Roku

Swiggy

Noon

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3 years ago

Behavioral

3 years ago

What is the reason behind your search for a new job?

Data ScientistEngineering ManagerUX DesignerUX Researcher

Roku

Sanmina

Dollar Shave Club

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3 years ago

Coding

3 years ago

Explain to me how you would determine the shortest distance a knight can move from position A to B on an infinite chessboard.

Data Scientist

Roku

Thumbtack

Roblox

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3 years ago

Coding

3 years ago

Can you demonstrate a simple tool for string reversal?

Data ScientistMachine Learning Engineer

Roku

Skyscanner

StubHub

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3 years ago

Statistics

3 years ago

Consider drawing from a random variable with a standard normal distribution. How many days do you expect it would take for you to draw a value exceeding 2?

Data Scientist

Roku

NVIDIA

Comcast

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3 years ago

Behavioral

3 years ago

Would you mind telling me what you know about Roku?

Data Scientist

Roku

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3 years ago

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