Prepfully logo
  • Browse Coaches
  • Login
BetaTry Out Our New AI Mock Interviewer – Your Smartest Way to Ace Any Interview!Try Our AI Mock Interviewer
Try Now
NewRegister as a coach and get a $100 bonus on your first completed session if you're on the Prepfully Request for Coaches list.Coach $100 Bonus
Read More
LimitedEaster Deal: Heavy discounts on all Prepfully sessions.Easter Deal: Discounts
Book Now

Your AI Wingman for your next interview

The most comprehensive bank Interview Answer Review tooling available online.

Cutting-edge AI technology meets personalized feedback. Improve your interview answers with insightful guidance provided by a model trained against more than a million human-labelled interview answers.
  • Company rubrics
  • Role-level optimisations
  • Trained on 1mil+ answers
Statistics
4 years ago
What are type I and type II errors in the context of hypothesis testing? Is one of them more significant than the other?
Data Scientist

GitHub

Scribd

DataRobot

Test with AI interviewer
Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
In your opinion, what are your top three personal qualities that help you succeed? How do those traits align with GitHub's values?
Data Scientist

GitHub

Test with AI interviewer
Get answer reviewed by AI
4 years ago
ML Knowledge
4 years ago
What are some of the real-world scenarios where overfitting or underfitting can be problematic for model performance and accuracy? Can you share some examples?
Data Scientist

GitHub

DigitalOcean Logo

DigitalOcean

Bill.com Logo

Bill.com

Test with AI interviewer
Get answer reviewed by AI
4 years ago
ML Knowledge
4 years ago
Are you familiar with the technique of cross-validation, which allows you to assess the effectiveness of a machine learning model?
Data Scientist

GitHub

Walmart Logo

Walmart

Ancestry Logo

Ancestry

Test with AI interviewer
Get answer reviewed by AI
4 years ago
Product CaseML Case
4 years ago
What tools or techniques do you use to calculate a customer's lifetime value?
Data Scientist

GitHub

LogMeIn Logo

LogMeIn

Slack Logo

Slack

Test with AI interviewer
Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
What would you do to improve GitHub if you were hired for Data Scientist?
Data Scientist

GitHub

Test with AI interviewer
Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
Describe a time when you assisted a colleague with his work. What happened as a result?
Data ScientistFull Stack Software EngineerProduction EngineerFrontend Engineer

GitHub

Palantir Technologies Logo

Palantir Technologies

Rebel Foods Logo

Rebel Foods

Test with AI interviewer
Get answer reviewed by AI
4 years ago
Analytics Case
4 years ago
How do you approach estimating a user's lifetime value?
Data Scientist

GitHub

Mozilla Logo

Mozilla

Twilio Logo

Twilio

Test with AI interviewer
Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
Describe a time when you made a bad decision. What did you learn from this experience?
Data ScientistData Science ManagerEngineering ManagerUX Designer

GitHub

Trackmaven Logo

Trackmaven

Okta Logo

Okta

Test with AI interviewer
Get answer reviewed by AI
4 years ago
ML KnowledgeML Case
4 years ago
Discuss the optimization algorithms you have used and their fundamental principles.,
Data Scientist

GitHub

Babylon Health Logo

Babylon Health

Figma Logo

Figma

Test with AI interviewer
Get answer reviewed by AI
4 years ago

Question of the week

We'll send you a weekly question to practice for:

Showing 161 to 170 of 177 results

Previous1415161718Next

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

  • Product Management: Product Execution Interviews Deepdive
  • Google Engineering Manager Code Review Interview
  • Meta Senior vs Staff Engineer Interview Expectations
  • Atlassian Software Engineer Interview
  • Cash App Machine Learning Engineer Interview
  • Stripe Machine Learning Engineer Interview
  • Company
  • FAQs
  • Contact Us
  • Become An Expert
  • Services
  • Practice Interviews
  • Interview Guides
  • Interview Questions
  • Watch Recorded Interviews
  • Gift sessions
  • AI Interview
  • Social
  • Twitter
  • Facebook
  • LinkedIn
  • YouTube
  • Legal
  • Terms & Conditions
  • Privacy Policy
  • Illustrations by Storyset

© 2025 Prepfully. All rights reserved.

Prepfully logo

Please log in to view more questions.

Not a member yet? Sign up for free.