Baseball Player Won-Loss Records
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Net Win Values for Various Events
1957 Major League


1957 American League  1957 National League  

Basic Events
RPG HR T D S W IW Out
Number of Events 2,2026723,39417,0297,95473763,410
Net Wins per Event 4.530.15090.08300.06180.03630.03050.0062-0.0233

S (singles) includes times reached on error (ROE). Walks (W) include hit-by-pitch (HBP) and exclude intentional walks. RPG is runs scored per 27 outs for games for which Retrosheet has play-by-play data that were used in my calculations.

Net Win Value of Outs
Any Out K All BIP Bunt GB FB LD
Number of Events 63,41011,96951,4411,32823,20623,8092,714
Net Wins per Event -0.0233-0.0216-0.0237-0.0149-0.0248-0.0225-0.0284


Net Win Value of Balls in Play
All BIP Bunt GB FB LD
Including Home Runs
Number of Events 74,7381,74625,83626,3844,032
Net Wins per Event -0.0000-0.0025-0.0186-0.0071-0.0034
Excluding Home Runs
Number of Events 72,5361,74625,83624,1824,032
Net Wins per Event -0.0046-0.0025-0.0186-0.0215-0.0034


Percentage of Balls in Play Resulting in Outs
(excluding Home Runs)
All BIP Bunt GB FB LD
68.8%76.1%89.8%90.2%67.3%


Baserunning Statistics
SB Success Rate
SB CS Actual Break-Even WP / PB
Number of Events 835629672
Net Wins per Event 0.0199-0.038457.0%65.9%0.0283


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