The 80/20 Rule – Does the Pareto Principle Hold True in Cosmetic Exposure?
![](https://www.cremeglobal.com/wp-content/uploads/2013/05/andyone-lgODpII88DE-unsplash-1024x377.jpg)
In cosmetic exposure, let’s explore if the majority (80%) of product exposure to a population is caused by a minority (20%) of products. To tell whether this 80/20 rule holds true we will need to calculate the aggregate exposure of cosmetic products to the population.