What Is a Decision Tree? A decision tree is a managerial tool that presents all the decision alternatives and outcomes in a flowchart type of diagram, like a tree with branches and leaves.

A decision tree is a flowchart-like model that helps make decisions or predictions by breaking down data into smaller and smaller groups based on a series of questions.

It’s Choose Your Own Adventure. The decision tree is really designed to help individuals with a bunch of questions. It’s an interactive tool. You can follow the flowchart at the end of it if you want.

Begin your decision tree by concisely defining the decision you need to make in a box on the left side of the page. Let's say, for example, the decision was determining the best way to increase ...