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Ace the Product Analytics Job Interview

Sample Question: Decreasing Comments

Explore how to investigate a decrease in average comments per user despite growing total users. Understand the impact of churn rates, active user engagement, and retention patterns in product analytics. Learn to analyze cohort behavior and apply metrics to explain performance changes effectively.

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Problem

Let’s say we work for a social media company that has launched in a new city. Looking at weekly metrics, we see a slight decrease in the average number of comments per user from January to March in this city.

The company has consistently acquired new users in this city from January to March.

What are some reasons that the average number of comments per user would decrease, and which metrics would you look into?

Try answering this on your own before continuing. Use the hints below if you are stuck.

Solution

Let’s investigate a couple of different metrics. ...