How To Calculate Customer Retention Rate — A Practical Approach

Retention is arguably the new marketing gold, but it’s not always easy to calculate it. With this simple Python script, that will change!

Fábio Neves
Towards Data Science
13 min readNov 21, 2019

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If you don’t have a way to measure Customer Retention, how will you know if you’re “leaking” customers? (photo: Vryheid Herald)

So many metrics, so little time…

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Jack of all trades, master of some. Currently focused on Data Science, Python, Investing, and Photography. Check my courses at fneves.podia.com/