Lefty Grove - Decomposition of Value
Baseball Player Won-Loss Records
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Lefty Grove - 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
1925-0.8-0.0-0.90.0-1.7
1926-0.80.13.0-0.12.2
1927-0.60.02.7-0.41.8
1928-0.5-0.04.10.13.6
1929-0.50.03.0-0.22.3
1930-0.7-0.05.30.14.7
1931-0.90.05.0-0.04.1
1932-0.8-0.04.6-0.13.7
1933-1.10.01.90.21.0
1934-0.6-0.00.3-0.1-0.4
1935-1.20.04.3-0.03.2
1936-1.0-0.14.3-0.03.2
1937-1.0-0.23.7-0.22.3
1938-0.40.02.10.01.7
1939-0.5-0.02.7-0.12.0
1940-0.5-0.1-0.2-0.0-0.7
1941-0.60.00.6-0.2-0.2
------ ------ ------ ------ ------
CAREER (reg. season)-12.6-0.346.7-1.132.7


Positional Replacement
Adjustments eWOPA Value eWORL
19250.1-1.61.5-0.1
19261.33.51.85.3
19271.23.02.25.2
19282.05.62.07.6
19291.53.81.85.6
19302.47.12.19.2
19312.56.62.18.7
19322.36.02.28.2
19331.42.42.04.4
19340.60.21.01.2
19352.35.41.87.2
19362.25.41.87.2
19372.14.41.86.2
19381.22.91.14.0
19391.43.51.34.8
19400.4-0.31.00.7
19410.60.30.81.2
------ ------ ------ ------
CAREER (reg. season)25.758.428.386.6


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
1925
45
10.4-
-
0.0
1926
45
17.26.3
4.4
12.9
1927
51
19.77.0
4.5
13.7
1928
39
19.78.5
6.4
18.0
1929
42
19.17.9
5.9
16.8
1930
50
23.312.5
10.1
27.6
1931
41
24.112.6
10.2
27.9
1932
44
21.39.7
7.4
20.9
1933
45
18.96.7
4.6
13.6
1934
22
7.81.2
0.1
1.3
1935
35
17.47.8
5.9
16.7
1936
35
17.97.5
5.5
15.7
1937
32
17.77.0
5.1
14.7
1938
24
11.45.1
4.0
11.1
1939
25
13.16.1
4.7
13.2
1940
23
8.61.0
0.1
1.2
1941
21
7.21.3
0.4
1.9
------ ------ ------ ------
Career Totals
619
274.8108.2
79.4
227.2

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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