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ML Knowledge
2 years ago
What is your explanation of regularization and how does it contribute to machine learning?
Data Scientist

Booking.com

Rovio

Snowflake

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2 years ago
Statistics
2 years ago
How would you use data obtained from an A/B test to determine the difference in campaign effectiveness and estimate the significance of the outcomes?
Data Scientist

Booking.com

Blend

Zalando

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2 years ago
Statistics
2 years ago
Based on what you know, do you think it's more likely or less likely that your friend's other child is also a boy?
Data Scientist

Booking.com

ASML Logo

ASML

Coursera Logo

Coursera

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2 years ago
ML Knowledge
2 years ago
What are the fundamental concepts behind XGBoosting, and how do they differ from other models?
Data Scientist

Booking.com

PayPal Logo

PayPal

Zoom Logo

Zoom

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2 years ago
SQL
2 years ago
Explain how you would increase the efficiency of a tardy SQL query.
Data Scientist

Booking.com

Twitch Logo

Twitch

Grafana Labs Logo

Grafana Labs

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2 years ago
Statistics
2 years ago
How would you explain the concept of embedding to someone unfamiliar with it?
Data Scientist

Booking.com

Teradata Logo

Teradata

Uber Logo

Uber

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2 years ago
Behavioral
2 years ago
If you were to get the Data Scientist job, how would you improve Booking.com?
Data Scientist

Booking.com

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2 years ago
ML Knowledge
2 years ago
How do you understand the term 'log loss' in evaluating classifiers?
Data ScientistMachine Learning Engineer

Booking.com

Datadog Logo

Datadog

DocuSign Logo

DocuSign

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2 years ago
ML Knowledge
2 years ago
What is the importance of the ROC curve in the context of machine learning?
Data Scientist

Booking.com

Bosch Logo

Bosch

Slack Logo

Slack

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2 years ago
Coding
2 years ago
Your main responsibility is to generate 1000 normally distributed data points using R and Python, with a specified mean and variance value. Calculate summary statistics of the dataset and clarify their meaning. Create a density plot of the data in R and Python, as well.
Data Scientist

Booking.com

Deliveroo Logo

Deliveroo

Quora Logo

Quora

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2 years ago

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

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