A Simplified Analysis of Contemporary Defensive Performance in the National Football League

Harry Morrison
October 2010
Journal of Quantitative Analysis in Sports;Oct2010, Vol. 6 Issue 4, p1265
Academic Journal
A conceptual basis for examining team defense in the National Football League is presented. Based on these concepts, a simple method is proposed to analyze the weekly defensive performance of NFL teams. Using overall game data that is easily obtained, the procedure computes six indices which characterize the functioning of each defensive team for every game and over the entire season.


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