Use Our Resources and Tools to Get Started With Your Preparation!

Learn the case interview basics, practice with 200+ cases, and benefit from extensive test materials, and interactive self-study tools.

Expert case by Ian

700+

Times solved

3.0

< 100 Ratings

Advanced

Difficulty

Case Prompt

Estimate the number of people on the internet at this exact moment in time.

Clarifying information:

We can assume it is 11am EST
It is a weekday
On the internet means on their computer or their phone

====================NOTE==========================

Please make sure to check the video URL solution to get a full explanation and walkthrough of how to solve this market sizing example.

This is one of over a half dozen market sizing examples I have created for you to practice.

This is a very hard market sizing and should not be attempted unless you have already practiced others. If you have not, please try these first:

https://www.preplounge.com/en/management-consulting-cases/interviewer-led-mckinsey-style/intermediate/mbb-taxis-in-manhattan-229

https://www.preplounge.com/en/management-consulting-cases/candidate-led-usual-style/intermediate/market-sizing-with-solution-coffee-shop-revenue-318

Solution Overview - Continent Breakdown

Show sample structure Hide sample structure

Solution Math

Show solution Hide solution

Video Solution

Would you like to see this YouTube video?

Without your consent we cannot embed YouTube videos. Click the button below to allow YouTube videos to be embedded.

By allowing this service, you consent, in accordance with article 49 paragraph 1 sentence 1 lit. a GDPR, to your data being processed in the USA. The USA is not considered to have adequate data protection legislation. Your data could be accessed by law enforcement without prior public trial in court. You can change your settings regarding consent to external services at any time in our Cookie and Privacy Settings.

Allow YouTube videos