Bill Pertica - Decomposition of Value

Bill Pertica - Decomposition of Value^*

Only includes games for which Retrosheet has released play-by-play data
(Numbers in italics indicate Retrosheet is missing some games)

Value decomposition with missing games extrapolated

Positional Average (Weighted Avg of Options): 0.500 (1-Year) (9-Year) (Long-Run)

Positional Averages for Pitchers (Wgted Avg of Options): 0.500 vs. Different Values for Starting vs. Relief Pitchers: (Empirical) (Based on Pitchers who Do Both)


		Decomposition of eWORL (Click here for decomposition of pWORL)
		Wins over Average
		Batting	Baserunning	Pitching	Fielding	Total
1918	BOS	0.0	0.0	0.0	0.0	0.0
1919	-	-	-	-	-	-
1920	-	-	-	-	-	-
1921	SLN	-0.5	0.0	-0.9	0.1	-1.3
1922	SLN	-0.2	0.0	-1.3	0.0	-1.5
1923	SLN	-0.1	-0.0	-0.1	0.0	-0.2
		------	------	------	------	------
CAREER (reg. season)		-0.8	0.0	-2.3	0.2	-2.9


		Positional		Replacement
		Adjustments	eWOPA	Value	eWORL
1918	BOS	0.0	0.0	0.0	0.0
1919	-	-	-	-	-
1920	-	-	-	-	-
1921	SLN	0.0	-1.2	1.3	0.0
1922	SLN	0.0	-1.4	0.9	-0.5
1923	SLN	0.0	-0.2	0.0	-0.2
		------	------	------	------
CAREER (reg. season)		0.1	-2.9	2.2	-0.7

Choose Weights for Uber-Statistic in Final Table

pWins vs. eWins

Wins vs. Wins over Average vs. Repl. Level vs. Star

Zero out negative values (y/n): WOPA: WORL: WO*:

By Position: C 1B 2B 3B SS LF CF RF
DH PH PR P Off. SP RP

Weights for Postseason: Wins WOPA WORL

Normalize seasons to games (enter 0 to use actual un-normalized totals)
Extrapolate missing player games? (y/n)


			Uber-Statistic
		Games	Wins	WORL	WOPA	Key Stat
1918	BOS	1	0.0	-	-	0.0
1919	-	-	-	-	-	-
1920	-	-	-	-	-	-
1921	SLN	38	11.7	0.0	-	0.0
1922	SLN	35	7.9	0.4	-	0.4
1923	SLN	1	0.2	-	-	0.0
			------	------	------	------
Career Totals		75	19.7	0.4	-	0.4

Totals include regular and postseason, negative numbers zeroed out. Weights on pWins, eWins are 0.5 and 0.5, respectively.
Season length adjusted to 162 games with missing games extrapolated.

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