What is the 80/20 rule and why does it work?

Question

What is the 80/20 rule and why does it work?

In: 2

Answer 1

Also 20% of the people do 80% of the work. 20% of the salesmen make 80% of the sales.
I suspect that it “works” at least partly because if our statistic is anywhere near 20% or 80%, we approximate it to one of those figures.