Operations research DM thread

Decision Trees: Squares, Circles, Fold Back

Name: Decision Trees: Squares, Circles, Fold Back
Uploaded: 2026-11-08T18:35:25.096Z
Duration: 1 min 1 s
Description: My decision tree has squares and circles and I am lost

My decision tree has squares and circles and I am lost

Lesson notes

Takeaway: Fold back: average at circles, choose the best at squares.

Quick check: In which direction do you evaluate a decision tree?

Left to right
Right to left
Top to bottom

Folding back starts at the payoffs on the right and moves left.

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