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NFL Explained is a production of the NFL in partnership with IHeart Radio.

Welcome to NFL Explained, a production of the NFL in partnership with IHeart Radio.

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We're all about the numbers today. Analytics have become one of the hot trends in sports.

The NBA, of course, uses that metric called per player efficiency rating as an all-encompassing way to measure a player's contributions on the floor.

Soccer's a game with just 17 rules, but they even have their own complex metrics like expected goals.

There's baseball, which has war, wins above replacement.

They introduced that back in the 70s and early 80s.

But what about the OG metric?

And I'm not talking about anything Ice-T has done in his career.

The one that was adopted in 1973 and is still mentioned every single Sunday during NFL broadcast.

What's going on, everyone?

I'm like I am.

And as always, joined by Adidi Kinkabwala.

Today, Aditi, we get to dive into a stat that has stood the tested time, passer rating.

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