The Dynamic Rebound Index by Lance Brooks, Ph.D.: formula, five scoring tiers, and why drop height belongs in the math.
Free to print and hang in your facility. Norm-based values come from aggregate Plyomat testing data at a partner athletic-development facility, 2026; standards are the Plyomat assessment guidelines. The full set lives at plyomat.com/standards, built for coaches who own a Plyomat.