Sample Question: Threaded Comments

Try to solve this question to test your understanding of the material.

We'll cover the following


Let’s say we’re working on Facebook Groups.

A product manager decides to add threading to comments on group posts. We see comments per user increase by 10%, but posts go down 2%. Why would that be?

Additionally, what metrics would prove our hypotheses?

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

Level up your interview prep. Join Educative to access 70+ hands-on prep courses.