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Statistics
3 years ago
When do you prefer mean over median? Can you walk me through an example?
Data Scientist

Slack

Onfido

Shopee

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3 years ago
Product Case
3 years ago
If Meta wanted to explore beyond the 'Comment' and 'Like' features by adding reactions like 'care' or 'sad', how would you conceptualize an experimental design for this? Moreover, how would you proceed with the construction of an A/B test?
Data Scientist
Slack Logo

Slack

Dropbox Logo

Dropbox

Gusto Logo

Gusto

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3 years ago
Behavioral
3 years ago
Within 1 minute, explain your work experience
Data ScientistProgram ManagerFrontend EngineerFull Stack Software Engineer
Slack Logo

Slack

Epic Games Logo

Epic Games

New Relic Logo

New Relic

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3 years ago
ML KnowledgeML Case
3 years ago
How does the increasing number of layers in a model complicate its use?
Data Scientist
Slack Logo

Slack

Anaplan Logo

Anaplan

Skyscanner Logo

Skyscanner

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3 years ago
ML Knowledge
3 years ago
In what scenarios would you prefer a confusion matrix over an ROC curve for performance assessment, and vice versa?
Data ScientistMachine Learning Engineer
Slack Logo

Slack

Udacity Logo

Udacity

Splunk Logo

Splunk

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3 years ago
Coding
3 years ago
How do you code a function to alter a pandas dataframe's content?
Data Scientist
Slack Logo

Slack

Monzo Logo

Monzo

Commvault Logo

Commvault

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3 years ago
Coding
3 years ago
Can you devise a binary tree given its preorder and inorder traversals?
Data Scientist
Slack Logo

Slack

eBay Logo

eBay

Samsung Logo

Samsung

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3 years ago
Statistics
3 years ago
What's the method to determine the highest probability of k heads in n coin tosses?
Data Scientist
Slack Logo

Slack

Databricks Logo

Databricks

Course Hero Logo

Course Hero

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3 years ago
Behavioral
3 years ago
Where did you face a challenge in a previous duty where you had a great deal of responsibility?
Data ScientistBackend EngineerProduct ManagerSoftware Engineer
Slack Logo

Slack

MyGlamm Logo

MyGlamm

HubSpot Logo

HubSpot

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3 years ago
Behavioral
3 years ago
Tell us about some unpleasant feedback that you received?
Data ScientistEngineering ManagerUX DesignerUX Researcher
Slack Logo

Slack

Sprout Social Logo

Sprout Social

NCR Logo

NCR

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3 years ago

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

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