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SQL
a year ago
In terms of SQL, what are the key differences between a left join, a right join, and a union?
Data Scientist

BetterUp

Benchling

Illumina

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a year ago
Behavioral
a year ago
Describe the typical workflow of a Data Science project from start to finish.
Data Scientist

BetterUp

Cisco

Arm

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a year ago
Statistics
2 years ago
Can you discuss some of the consequences of ignoring multicollinearity in regression analysis?
Data Scientist

BetterUp

Stitch Fix Logo

Stitch Fix

NetEase Logo

NetEase

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2 years ago
ML Knowledge
2 years ago
Is there anything you can tell me about attention mechanisms in neural networks?
Data Scientist

BetterUp

Convoy Logo

Convoy

Bloomberg Logo

Bloomberg

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2 years ago
Behavioral
2 years ago
Tell us about a time when you made a big mistake at work.
Data ScientistData Engineering ManagerUX ResearcherEngineering Manager

BetterUp

Box Logo

Box

Amdocs Logo

Amdocs

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2 years ago
ML Knowledge
2 years ago
Can you explain how you tackle data skew in model performance evaluations and the metrics that are useful in such situations?
Data ScientistMachine Learning Engineer

BetterUp

SeatGeek Logo

SeatGeek

Chime Logo

Chime

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2 years ago
StatisticsCoding
2 years ago
How would you code a shuffle() function that randomizes an array uniformly using roll()?
Data Scientist

BetterUp

Udacity Logo

Udacity

Klarna Logo

Klarna

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2 years ago
Behavioral
2 years ago
Tell me about a time where you were unpopular thanks to a decision you imposed on your team
Data ScientistSoftware EngineerTechnical Program ManagerBackend Engineer

BetterUp

Deliveroo Logo

Deliveroo

Pendo Logo

Pendo

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2 years ago
Behavioral
2 years ago
What did you do when you missed a deadline?
Data ScientistTechnical Program ManagerSoftware EngineerML Engineering Manager

BetterUp

Decathlon Logo

Decathlon

NVIDIA Logo

NVIDIA

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2 years ago
Statistics
2 years ago
Could you explain how you determine the right statistical method for a problem?
Data Scientist

BetterUp

Envoy Logo

Envoy

SeatGeek Logo

SeatGeek

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2 years ago

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

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