THE BOOK--Playing The Percentages In Baseball

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Monday, May 03, 2010

When is a major league a major league?

By Tangotiger, 12:19 PM

There was a discussion about this in Bill James’ mailbag on his site, and I responded:

My definition is that a league cannot be a major league if Willie Bloomquist would be considered an above-average player in that league. On a related-note, who is your go-to guy when you try to explain replacement level players?
Asked by: Tangotiger
Answered: May 2, 2010

Lee Walls. He’s also a go-to guy when trying to explain how old I am. . . .

Which made me think… what is a replacement-level player by era? Cranking out my Rally WAR database, with these limits:
- at least 800 PA in their 20s
- at least 3 seasons of between 100 and 300 PA in their 20s
- total WAR of between -1 and +1 in their 20s
- career WAR of under +2

Here’s what we get by birth decade. First, players born in 1970s:

(5) Comments • 2010/05/03 • Sabermetrics • History • Talent_Distribution

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THE BOOK--Playing The Percentages In Baseball

Monday, May 03, 2010

When is a major league a major league?

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