Pareto analysis states that 80% of a project’s results are due to 20% of the inputs, and 80% of problems can be traced to 20% of the causes.

Using a Pareto Chart for Root Cause Discovery Now that we’ve defined what a Pareto chart is and how the principle driving it works, it’s time to create your own.

The Pareto Principle indicates that 80% of consequences come from 20% of the causes, asserting an unequal relationship between inputs and outputs.