Scouting and Statlines (by Chip Bourne)

Scouting and Statlines (by Chip Bourne)
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Chip ran some data this offseason and found an interesting lack of correlation between a player’s Rookie-level performance and his subsequent MLB career performance in WAR:

 

Chip also looked at whether a hitter’s wRC+ in the lower minors levels correlates to his future wRC+ at higher minor league levels. It does not correlate well:

So, pay extra attention to the scouting reports at the lower minor league levels. They are more likely to pay dividends than just looking at stat lines alone.