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
SQL
2 years ago
What steps would you take to enhance the speed of an inefficient SQL query?
Data Scientist

Wish

Twitch

Grafana Labs

Test with AI interviewer
Get answer reviewed by AI
2 years ago
StatisticsCoding
2 years ago
Outline the development of a shuffle() function that employs roll() to ensure equal probability of permutations.
Data Scientist

Wish

Udacity Logo

Udacity

Klarna Logo

Klarna

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Coding
2 years ago
How do you calculate confidence intervals for a mean in Python?
Data Scientist

Wish

Splunk Logo

Splunk

Google Logo

Google

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
Why did you decide to apply to Wish?
Data Scientist

Wish

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
Give me a high-level overview of your background. What's your most relevant experience for Wish
Data Scientist

Wish

Test with AI interviewer
Get answer reviewed by AI
2 years ago
StatisticsProduct Case
2 years ago
How would you account for the variability in coupon usage when calculating the expected spend for N users with a 5$ coupon?
Data Scientist

Wish

Deliveroo Logo

Deliveroo

Booking.com Logo

Booking.com

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
What is the discrepancy between the overviews of Logistic Regression and SVM?
Data Scientist

Wish

Bosch Logo

Bosch

Zomato Logo

Zomato

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
Provide examples of real-world scenarios where overfitting and underfitting might occur, and explain the consequences of each for model performance and accuracy
Data Scientist

Wish

DigitalOcean Logo

DigitalOcean

Bill.com Logo

Bill.com

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
Tell me about a conflict you have had to deal with.
Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Wish

Jabil Circuit Logo

Jabil Circuit

Zola Logo

Zola

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
What would do do if a co-worker consistently shows up late to scheduled meetings?
Data ScientistProgram ManagerFrontend EngineerFull Stack Software Engineer

Wish

SailPoint Logo

SailPoint

Flexport Logo

Flexport

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

Question of the week

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

Showing 101 to 110 of 188 results

Previous910111213Next

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

  • Google iOS Engineer Interview Guide
  • Apple iOS Engineer Interview Guide
  • Tinder iOS Engineer Interview Guide
  • iOS Engineer Interview
  • Google Android Engineer Interview
  • Meta Android 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.