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
LimitedSummer Deal: Heavy discounts on all Prepfully sessions.Summer 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
ML Knowledge
3 years ago
Can you articulate the differences between linear regression and logistic regression in predictive modeling?
Data Scientist

Twitch

Robinhood

WorldRemit

Get answer reviewed by AI
3 years ago
Behavioral
4 years ago
Your most impressive project - tell me about it.
Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Twitch

Electronic Arts

Dropbox

+1

I look after our email platform and our existing solution wasn't flexible enough to handle targeted messages at scale. We were missing an opportunity with users to send personalised messages at the right time to help increase engagement. I embarked on a project to implement a new marketing automation software. This project required alignment across our product, data, retail, security and legal teams. I spent time researching the availble tools in the marketing and workshopping requirements with relevant stakeholders, we created an RFP and sent to a number of suppliers. Each round of the RFP I assigned a score to the company and gathered feedback from stakeholders. This ensured the decision making process was fair and we had strong evidence when sharing the business case to senior leadership.

Once we decided on the supplier, I was responsible for implementing the tool which required support across various teams within the business. Implementing something cross-functionally

Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
Where do your near term objectives fit into your long term priorities?
Data ScientistFrontend EngineerProgram ManagerFull Stack Software Engineer

Twitch

SurveyMonkey Logo

SurveyMonkey

Unity Technologies Logo

Unity Technologies

+1

Having a long-term goal clearly set, breaking it down into near-term goals helps visualize our progress and what is expected on a day-to-day basis. By hitting the near-term goals I'll understand and grasp the depth, gain insights from the stakeholders, and would be able to achieve the long-term goal. setting near-term goals also help analyze trade-offs along the way

Get answer reviewed by AI
4 years ago
Coding
4 years ago
What algorithm could you write to evaluate the length of a sorted list, where -1 denotes an out-of-range value, and without using built-in operations?
Data Scientist

Twitch

Springboard Logo

Springboard

Faire Logo

Faire

Get answer reviewed by AI
4 years ago
Coding
4 years ago
How do you generate a normally distributed dataset of 1000 points with specified mean and variance in R, conduct a summary analysis, and draw a density plot? Also, show how to accomplish this in Python on Codility.
Data Scientist

Twitch

Deliveroo Logo

Deliveroo

Quora Logo

Quora

Get answer reviewed by AI
4 years ago
Behavioral
4 years ago
How do you distinguish yourself from others?
Data ScientistML Engineering ManagerData Science ManagerData Engineering Manager

Twitch

OfferUp Logo

OfferUp

eToro Logo

eToro

Get answer reviewed by AI
4 years ago
Coding
4 years ago
What steps would you take if you had to generate i.i.d. draws from a given distribution X when only having access to a random number generator?
Data Scientist

Twitch

ClassPass Logo

ClassPass

HubSpot Logo

HubSpot

Get answer reviewed by AI
4 years ago
Analytics Case
4 years ago
If a product's usage metrics take a hit leading up to its launch, what steps would you recommend taking?
Data Scientist

Twitch

Gusto Logo

Gusto

GoCardless Logo

GoCardless

Get answer reviewed by AI
4 years ago
Product Case
4 years ago
If Meta only had the options to 'Comment' and 'Like', how would you go about experimenting with the addition of new emotional reactions like 'care' or 'sad'? What would your approach be for creating an A/B test in this scenario?
Data Scientist

Twitch

Dropbox

Gusto Logo

Gusto

Get answer reviewed by AI
4 years ago
Analytics Case
4 years ago
Can you demonstrate your method for calculating a user's lifetime value?
Data Scientist

Twitch

Mozilla Logo

Mozilla

Twilio Logo

Twilio

Get answer reviewed by AI
4 years ago

Try Free AI Interview

Twitch logo

Twitch

Data Scientist

Prepare for Statistical interview at Twitch

Statistical
Twitch logo

Twitch

Data Scientist

Prepare for Metrics and Experimentation interview at Twitch

Metrics and Experimentation
Twitch logo

Twitch

Data Scientist

Prepare for ML / Modeling interview at Twitch

ML / Modeling
Twitch logo

Twitch

Data Scientist

Prepare for Problem Solving interview at Twitch

Problem Solving
Twitch logo

Twitch

Data Scientist

Prepare for SQL interview at Twitch

SQL
Twitch logo

Twitch

Data Scientist

Prepare for Resume Review interview at Twitch

Resume Review
Twitch logo

Twitch

Data Scientist

Prepare for Behavioral interview at Twitch

Behavioral

Question of the week

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

Showing 151 to 160 of 190 results

Previous1415161718Next

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

  • Meta Data Scientist Interview guide
  • Apple Data Engineer Interview Guide
  • Google Data Analyst Interview Guide
  • Meta Data Analyst Interview Guide
  • Meta Software Engineer Interview Guide
  • Meta Machine Learning 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.