Data Analysis Interview Questions

Review this list of 121 Data Analysis interview questions and answers verified by hiring managers and candidates.

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Assume the model needs a 20% precision improvement in 2 weeks to 1 month and you have 8 to 10 contractors. How would you approach it, what data would you use, and how would you leverage the team?
a year ago
How would you investigate a week-over-week 10% drop in successful deliveries?
2 years ago
Given an array of integers, print all subarrays that sum to zero.
5 years ago2 answers
Walk me through how you'd assess the success of a beta launch.
a year ago2 answers
Tell me about a data science project that you have worked on. Has video answer
5 years ago
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How do you handle joining data from different sources with inconsistent IDs?
a year ago1 answer
How would you approach evaluating the performance of a specific business unit?
a year ago1 answer
We launched a campaign product for three customer groups with different metrics like ROI and ROAS. Which group would you prioritize and why?
7 months ago
Tell me about a time when you had a hypothesis that turned out to be wrong.
2 years ago
How can AI help this business intelligence team do its work better?
10 months ago
What types of visualizations would you use to identify patterns in churn?
a year ago2 answers
Let’s say a marketing campaign underperformed—what would you do?
a year ago1 answer
What would you do if you didn't have access to the exact data you need?
a year ago
What questions would you ask before starting an analysis?
a year ago
If you needed to improve data quality on a product like Siri, how would you define the scope?
9 months ago
How would you identify market/product fit for connecting mentors with mentees and validate an MVP in this space?
5 years ago
Rank Salary by Department
5 answers
What metrics would you use to evaluate product adoption and engagement?
a year ago
Overstretched Employees
a year ago4 answers
Walk me through a time you diagnosed a drop in conversion.
a year ago1 answer

Showing 41-60 of 121

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Data Analysis Interview Questions

Assume the model needs a 20% precision improvement in 2 weeks to 1 month and you have 8 to 10 contractors. How would you approach it, what data would you use, and how would you leverage the team?

How would you investigate a week-over-week 10% drop in successful deliveries?

Given an array of integers, print all subarrays that sum to zero.

Walk me through how you'd assess the success of a beta launch.

Tell me about a data science project that you have worked on. Has video answer

How do you handle joining data from different sources with inconsistent IDs?

How would you approach evaluating the performance of a specific business unit?

We launched a campaign product for three customer groups with different metrics like ROI and ROAS. Which group would you prioritize and why?

Tell me about a time when you had a hypothesis that turned out to be wrong.

How can AI help this business intelligence team do its work better?

What types of visualizations would you use to identify patterns in churn?

Let’s say a marketing campaign underperformed—what would you do?

What would you do if you didn't have access to the exact data you need?

What questions would you ask before starting an analysis?

If you needed to improve data quality on a product like Siri, how would you define the scope?

How would you identify market/product fit for connecting mentors with mentees and validate an MVP in this space?

Rank Salary by Department

What metrics would you use to evaluate product adoption and engagement?

Overstretched Employees

Walk me through a time you diagnosed a drop in conversion.

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