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
How do you go about creating a matrix that is Bernoulli-distributed in Python, with post-creation normalization per column sum?
Data Scientist

Mozilla

Patreon

Google

Get answer reviewed by AI
4 years ago
ML Knowledge
4 years ago
In your opinion, what is the most crucial aspect of detecting an anomaly in a system or data set?
Data Scientist

Mozilla

Teradata

ASML

Get answer reviewed by AI
4 years ago
Statistics
4 years ago
What calculation would you perform to find the probability of accurately guessing a randomly selected card from a deck?
Data Scientist

Mozilla

Deliveroo Logo

Deliveroo

Riot Games Logo

Riot Games

Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
What do you think Mozilla values in its employees?
Data Scientist

Mozilla

Get answer reviewed by AI
4 years ago
Coding
4 years ago
What steps would you take to uncover any overlapping origins between two people in a genealogical tree?
Data Scientist

Mozilla

Onfido Logo

Onfido

Palo Alto Networks Logo

Palo Alto Networks

Get answer reviewed by AI
4 years ago
Statistics
4 years ago
Would you be able to give us an explanation of p-value and its relevance in data analysis?
Data Scientist

Mozilla

ASML

ZocDoc Logo

ZocDoc

Get answer reviewed by AI
4 years ago
Statistics
4 years ago
Can you think of an instance where using the mean instead of the median would give you more meaningful insights?
Data Scientist

Mozilla

Onfido Logo

Onfido

Slack Logo

Slack

Get answer reviewed by AI
4 years ago
ML Knowledge
5 years ago
How do you manage datasets where there is a vast difference in the number of instances between the two classes in binary classification?
Data Scientist

Mozilla

GoCardless Logo

GoCardless

Mollie Logo

Mollie

Get answer reviewed by AI
5 years ago

Try Free AI Interview

Question of the week

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

Showing 161 to 168 of 168 results

Previous1314151617

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

  • Google's Googleyness Interview
  • Spotify Data Engineer Interview Guide
  • Microsoft Data Engineer Interview Guide
  • Netflix Data Engineer Interview Guide
  • Twitter Data Engineer Interview Guide
  • Google Data Engineer Interview Guide
  • 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.