Skip to contentSkip to footer

Data Scientist Interviews

Salaries
Interviews

Data Scientist Interview Questions

In a data scientist interview, expect employers to ask questions that assess your data modeling, problem-solving, and programming skills. Be prepared to answer general questions that test your knowledge of statistics and data science. You should also be ready to answer open-ended questions that test your creativity, communication skills, and formal education in data modeling and programming.

Top Data Scientist Interview Questions & How to Answer

Question 1

Question #1: Which data modeling techniques do you prefer and why?

How to answer
How to answer: Turning data into understandable and actionable information is a critical part of the data scientist's job. This question allows employers to understand your data modeling skills and background. List and discuss your preferred data modeling techniques, including benefits such as ease of use, flexibility, etc.
Question 2

Question #2: How would you detect bogus Instagram accounts used for scamming consumers?

How to answer
How to answer: Questions like this one allow an employer to test your problem-solving skills. When answering open-ended questions such as these, feel free to ask clarifying questions and use whiteboards to demonstrate your coding and diagramming skills. Share your thought process as you work through the problem.
Question 3

Question #3: Describe circumstances that require a list, tuple, or set in Python.

How to answer
How to answer: Interviewers will use questions such as this one to test your Python programming skills. Review Python basics such as lists, tuples, and sets before your interview. You should be able to explain when and how each tool is used by data scientists.

54,376 data scientist interview questions shared by candidates

We are pleased to announce a unique opportunity for Research and Development with Honeywell. This is an exciting organization focused on cutting-edge technology developments, working with various entities in R&D efforts to create break-through technologies.
avatar

Senior Cryogenic Scientist

Interviewed at Nuctech

3.4★
Jun 29, 2019

We are pleased to announce a unique opportunity for Research and Development with Honeywell. This is an exciting organization focused on cutting-edge technology developments, working with various entities in R&D efforts to create break-through technologies.

Dogs are being trained to smell explosives. After the training 100 dogs are being presented with 8 pairs of bags, such that each pair has one beg with explosives and one that isn't. If out of the 100 only one dog had all the 8 pairs guessed correctly, what are the chance that the training has worked ? (Calculate the p-value of this)
avatar

Data Scientist

Interviewed at Jether Energy

3.5★
Nov 30, 2020

Dogs are being trained to smell explosives. After the training 100 dogs are being presented with 8 pairs of bags, such that each pair has one beg with explosives and one that isn't. If out of the 100 only one dog had all the 8 pairs guessed correctly, what are the chance that the training has worked ? (Calculate the p-value of this)

Viewing 2171 - 2180 interview questions

Glassdoor has 54,376 interview questions and reports from Data scientist interviews. Prepare for your interview. Get hired. Love your job.