Bob Welch - Decomposition of Value
Baseball Player Won-Loss Records
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Bob Welch - Decomposition of Value*

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 pWORL
(Click here for decomposition of eWORL)
Wins over Average
Batting Baserunning Pitching Fielding Total
1978-0.10.02.10.02.0
1979-0.30.0-1.3-0.3-1.9
1980-0.6-0.12.10.01.5
19810.0-0.11.7-0.11.6
1982-1.4-0.01.20.2-0.1
1983-1.0-0.11.5-0.20.2
1984-0.90.00.3-0.1-0.7
1985-0.4-0.13.50.33.2
1986-1.3-0.10.5-0.1-1.0
1987-0.6-0.02.70.42.5
19880.00.02.90.23.1
19890.00.03.0-0.22.9
19900.00.03.70.13.8
19910.0-0.0-1.00.0-1.0
19920.00.01.5-0.01.4
19930.00.0-2.5-0.0-2.5
1994-0.00.0-1.60.0-1.6
------ ------ ------ ------ ------
CAREER (reg. season)-6.6-0.520.40.213.4


Positional Replacement
Adjustments pWOPA Value pWORL
19780.22.20.83.0
19790.2-1.70.9-0.8
19800.72.21.53.7
19810.42.01.03.0
19821.11.01.72.6
19831.01.21.62.8
19840.7-0.01.51.5
19850.63.81.25.0
19860.9-0.01.61.6
19870.93.41.75.1
1988-0.13.01.84.8
1989-0.02.81.64.5
1990-0.13.71.85.5
1991-0.1-1.02.00.9
1992-0.01.41.12.5
1993-0.1-2.61.4-1.3
1994-0.1-1.70.7-1.0
------ ------ ------ ------
CAREER (reg. season)6.319.623.743.3


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
1978
23
7.62.9
2.1
6.0
1979
25
5.60.0
-
0.0
1980
34
13.13.0
1.5
5.2
1981
23
12.73.1
1.6
5.6
1982
38
14.63.0
1.3
5.1
1983
31
14.13.2
1.6
5.7
1984
32
11.61.2
-
1.2
1985
25
10.93.6
2.4
7.1
1986
35
13.63.1
1.5
5.4
1987
38
15.44.9
3.2
9.7
1988
36
14.83.4
1.5
5.7
1989
33
13.53.5
1.8
6.2
1990
35
14.63.6
2.0
6.5
1991
36
13.60.5
-
0.5
1992
20
8.31.9
0.9
3.3
1993
30
8.9-
-
0.0
1994
26
5.3-
-
0.0
------ ------ ------ ------
Career Totals
520
198.140.8
21.4
73.0

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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