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Coding

3 years ago

Could you create a function that executes manipulations within a pandas dataframe?

Data Scientist

TikTok

Monzo

Commvault

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3 years ago

Statistics

3 years ago

If you're told by three friends in Dublin that it's raining, and each has a 1/3 probability of lying, what's the probability the claim of rain is actually true?

Data Scientist

TikTok

Ubisoft

Coinbase

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3 years ago

ML Knowledge

3 years ago

Can you outline the benefits and limitations of SVMs?

Data Scientist

TikTok

BuzzFeed

Ubisoft

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3 years ago

SQL

3 years ago

How would you extract and compute summary statistics such as the average duration and rolling sum from a set of (date, duration) tuples that have been filtered by a particular time period?

Data Scientist

TikTok

Samsara

GitLab

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3 years ago

Statistics

3 years ago

Describe regression to an executive with no background in statistics.

Data Scientist

TikTok

Snowflake

Dollar Shave Club

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3 years ago

ML KnowledgeML Case

3 years ago

Provide an overview of the major differences between multidimensional and tabular models and explain which model is preferred by Azure analysis services?

Data Scientist

TikTok

ServiceNow

Ticketmaster

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3 years ago

Behavioral

3 years ago

Tell me about a time when you helped show the ropes to someone junior to you.

Data ScientistiOS EngineerBackend EngineerProduct Manager

TikTok

Okta

Mitto

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3 years ago

Behavioral

3 years ago

How are you the most qualified candidate for this Data Scientist role?

Data Scientist

TikTok

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3 years ago

Behavioral

3 years ago

Tell me about a time when you failed at work.

Data ScientistSoftware EngineerTechnical Program ManageriOS Engineer

TikTok

Epic Systems

Juul Labs

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3 years ago

Metrics and Experimentation

3 years ago

What indicators do you inspect to verify whether a marketing channel is yielding positive results or not?

Data Scientist

TikTok

Arm

Gusto

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3 years ago

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

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