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					Originally Posted by  dancariaz
					 
				 
				Just found this thread, what a great read, not just about the Avoid K rating but about hitting ratings in general. I wonder if anyone did a study like this on pitching ratings? 
			
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 Pitching ratings are really straightforward:
- Stuff = Strikeouts
- Movement = HR suppression
- Control = Walk suppression
Sprinkle in defense, park factors, and level of competition and you can highly correlate all 3 relationships.