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Coding

6 months ago

Do you think you could find the element that ranks as the 18th largest?

Data Scientist

Wealthfront

Headspace

Optimizely

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6 months ago

Statistics

6 months ago

Could you elaborate on some of the reasons that could be responsible for the discrepancy between the control and variant groups in an A/B test?

Data Scientist

Wealthfront

Riot Games

trivago

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6 months ago

Statistics

7 months ago

Suppose there are four floors in a building and four people on an elevator; what is the likelihood that they will all get off on different levels?

Data Scientist

Wealthfront

Rakuten

Databricks

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7 months ago

Behavioral

7 months ago

Tell me about a time when you had to make an instant decision.

Data ScientistData Engineering ManagerML Engineering ManagerEngineering Manager

Wealthfront

Quora

Teem

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7 months ago

Behavioral

7 months ago

Describe a time when you failed at work.

Data ScientistProgram ManagerTechnical Program ManagerFull Stack Software Engineer

Wealthfront

Kajabi

Productboard

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7 months ago

ML Knowledge

8 months ago

Can you describe the principal mechanism by which PCA operates?

Data Scientist

Wealthfront

Broadcom

Bill.com

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8 months ago

Behavioral

8 months ago

What do you know about Wealthfront?

Data Scientist

Wealthfront

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8 months ago

StatisticsCoding

8 months ago

Explain the concept of percentiles in statistics, and how you would go about finding the nth percentile of a dataset? Can you write a code for finding the nth percentile of a dataset.

Data Scientist

Wealthfront

SeatGeek

Square

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8 months ago

Behavioral

8 months ago

Tell us about a time when you had to deal with conflict

Data ScientistData Engineering ManagerML Engineering ManagerEngineering Manager

Wealthfront

Criteo

Quizlet

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8 months ago

Statistics

8 months ago

Find the likelihood of selecting one red ball and one blue ball consecutively without returning the first pick, when there are 4 red balls and 2 blue balls available.

Data Scientist

Wealthfront

thredUP

Samsung

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8 months ago

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

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