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Estimationstandard
Estimate the number of Google searches made worldwide per day.
How to approach it
Start with internet users worldwide, then estimate searches per user per day, adjusting for regions where Google is not the main engine.
How a strong answer opens
“I'll start with internet users worldwide, estimate the share who use Google, and multiply by searches per user per day.”
Outline of a strong answer
Try answering out loud for a few minutes before you open this.
- Estimate internet users worldwide
- Share using Google
- Searches per user per day
- Multiply users by searches per user
- Add searches from voice assistants and in-app search if in scope
- Sanity-check: searches per user per day against your own habits and a light user's
Where this question usually goes wrong
Assuming every internet user searches at the same rate, or forgetting regions where Google is not the main search engine.
Learn the method
Top-down and bottom-up in Module 3, Estimation.
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