Total QBR gets minor modifications
Different approaches to kneel-downs and spikes better reflect realities
Total QBR was introduced in 2011 to improve upon the NFL passer rating by accounting for more of what a quarterback does. A quarterback's passing statistics, fumbles, sacks, rushes, scrambles, number of yards passed in the air versus yards after catch by the receiver and whether receivers were dropping the ball -- these are all in Total QBR.
How something is accounted for in QBR is just as important as what's accounted for in QBR. The method behind QBR puts the quarterback's yards, ...
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