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Comeback Wins and Blown Leads for losses - 1980-1995

Updated: Feb 10, 2020

"You're losing the game at one point (could be first or 2nd inning) but come from behind and win -or- you're winning the game at one point but end up losing. Which team in the MLB / NL / AL had the BEST improvement between the first half of the season and the second half of the season between 1980 and 1995? A positive value indicates the team did better. A negative value, the team did worse.

If you want to see the significance again of the ZScore and what it can be telling you, please see:

From the July to the end of the season

AL:

The best team: Toronto Blue Jays ZScore: 2.14

The worst team: the Detroit Tigers - ZScore: -2.40

NL:

The best team: New York Mets ZScore: 2.779439

The worst team: Cincinnati Reds - ZScore: -1.75



Comeback win zscore totals comparing first and 2nd half to each other. 1st half (Mar-June) and 2nd (July - End) half side by side. The widest gap where Orange > Blue indicates most improved.






The figures based on this time frame 1980-1995

Green = Most improved NL and AL "devil magic" teams in 2nd half of season

Red = Most declined

Second Half Improvement:
    Team  ZScoreTotalImprovement
0   BAL                0.870923
1   NYA               -0.281808
2   BOS               -1.302890
3   HOU                1.081093
4   MIL                1.370138
5   MIN               -0.124776
6   DET               -2.408063
7   CHA                0.594569
8   CLE                1.114569
9   KCA                2.014439
10  TEX               -0.405298
11  OAK               -0.550227
12  CIN               -1.755200
13  SLN               -0.984055
14  PIT                0.449825
15  CHN                0.095002
16  SFN                0.464477
17  SDN               -1.014456
18  LAN                0.109833
19  PHI               -0.605676
20  NYN                2.779439
21  ATL               -0.762707
22  TOR                2.143573
23  SEA               -2.038043
24  ANA                0.177267
25  WAS               -0.534335
26  COL                0.255106
27  MIA               -0.752718

Total wins and Late Inn rally wins for first half and second half of season
    Team  FirstHalfTotW  FirstHalfRallyW  SecondHalfTotW  SecondHalfRallyW
0   BAL            580              216             671               249
1   NYA            613              213             692               241
2   BOS            609              212             677               227
3   HOU            588              217             679               251
4   MIL            566              208             674               246
5   MIN            541              200             631               229
6   DET            614              225             661               224
7   CHA            567              218             687               240
8   CLE            536              180             626               248
9   KCA            575              207             698               248
10  TEX            577              207             600               221
11  OAK            609              227             663               261
12  CIN            611              240             649               230
13  SLN            592              230             672               227
14  PIT            554              184             653               236
15  CHN            545              188             628               219
16  SFN            576              221             654               241
17  SDN            566              213             615               221
18  LAN            620              193             664               222
19  PHI            582              214             646               231
20  NYN            567              190             672               235
21  ATL            593              222             638               246
22  TOR            607              225             689               264
23  SEA            542              226             565               222
24  ANA            595              207             617               230
25  WAS            617              219             671               241
26  COL             94               38             103                44
27  MIA             91               38              91                39

Total losses and Late Inn losses for first half and second half of season
    Team  FirstHalfTotL  FirstHalfBlownL  SecondHalfTotL  SecondHalfBlownL
0   BAL            579              227             635               242
1   NYA            538              197             625               232
2   BOS            543              207             642               256
3   HOU            588              210             621               218
4   MIL            586              231             646               239
5   MIN            631              217             669               252
6   DET            543              191             656               249
7   CHA            579              219             636               228
8   CLE            610              223             694               269
9   KCA            571              202             623               192
10  TEX            588              230             703               258
11  OAK            574              193             627               241
12  CIN            559              196             654               228
13  SLN            570              193             634               212
14  PIT            587              217             672               262
15  CHN            621              221             671               253
16  SFN            608              211             637               220
17  SDN            619              221             678               257
18  LAN            555              205             635               232
19  PHI            568              207             677               240
20  NYN            580              239             646               219
21  ATL            573              202             661               246
22  TOR            568              218             608               205
23  SEA            652              210             714               258
24  ANA            581              213             681               233
25  WAS            546              203             637               239
26  COL            121               53             105                27
27  MIA            121               41             117                34
   Team  ZScoresRallyWinsFirstHalf  ZScoresRallyWinsSecondHalf
0   BAL                   0.357818                    0.511267
1   NYA                   0.293868                    0.356295
2   BOS                   0.272551                    0.085096
3   HOU                   0.379135                    0.550009
4   MIL                   0.187284                    0.453152
5   MIN                   0.016749                    0.123839
6   DET                   0.549670                    0.026982
7   CHA                   0.400452                    0.336924
8   CLE                  -0.409588                    0.491895
9   KCA                   0.165967                    0.491895
10  TEX                   0.165967                   -0.031133
11  OAK                   0.592303                    0.743723
12  CIN                   0.869422                    0.143210
13  SLN                   0.656254                    0.085096
14  PIT                  -0.324320                    0.259438
15  CHN                  -0.239053                   -0.069875
16  SFN                   0.464402                    0.356295
17  SDN                   0.293868                   -0.031133
18  LAN                  -0.132469                   -0.011761
19  PHI                   0.315185                    0.162581
20  NYN                  -0.196419                    0.240067
21  ATL                   0.485719                    0.453152
22  TOR                   0.549670                    0.801838
23  SEA                   0.570987                   -0.011761
24  ANA                   0.165967                    0.143210
25  WAS                   0.421769                    0.356295
26  COL                  -3.436578                   -3.459871
27  MIA                  -3.436578                   -3.556728

Second Half Won/Loss Spread over First Half Won / Loss spread:
    Team  FirstHalfImprovementZScores  SecondHalfImprovementZScores
0   BAL                    -0.500522                      0.370401
1   NYA                     0.701239                      0.419431
2   BOS                     0.217476                     -1.085415
3   HOU                     0.292764                      1.373858
4   MIL                    -1.010098                      0.360040
5   MIN                    -0.723759                     -0.848534
6   DET                     1.465603                     -0.942460
7   CHA                    -0.063605                      0.530964
8   CLE                    -1.820830                     -0.706260
9   KCA                     0.230622                      2.245061
10  TEX                    -1.007469                     -1.412766
11  OAK                     1.460345                      0.910118
12  CIN                     1.868340                      0.113140
13  SLN                     1.585110                      0.601054
14  PIT                    -1.389171                     -0.939346
15  CHN                    -1.399688                     -1.304687
16  SFN                     0.414900                      0.879377
17  SDN                    -0.359981                     -1.374437
18  LAN                    -0.484267                     -0.374434
19  PHI                     0.300652                     -0.305024
20  NYN                    -2.112427                      0.667011
21  ATL                     0.854446                      0.091739
22  TOR                     0.271730                      2.415303
23  SEA                     0.667059                     -1.370984
24  ANA                    -0.255771                     -0.078504
25  WAS                     0.685464                      0.151129
26  COL                    -0.209386                      0.045720
27  MIA                     0.321224                     -0.431493
   Team  RallyWinsFirstHalf  BlownLeadsFirstHalf  RallyWinsSecondHalf  \
0   BAL                 216                  227                  249   
1   NYA                 213                  197                  241   
2   BOS                 212                  207                  227   
3   HOU                 217                  210                  251   
4   MIL                 208                  231                  246   
5   MIN                 200                  217                  229   
6   DET                 225                  191                  224   
7   CHA                 218                  219                  240   
8   CLE                 180                  223                  248   
9   KCA                 207                  202                  248   
10  TEX                 207                  230                  221   
11  OAK                 227                  193                  261   
12  CIN                 240                  196                  230   
13  SLN                 230                  193                  227   
14  PIT                 184                  217                  236   
15  CHN                 188                  221                  219   
16  SFN                 221                  211                  241   
17  SDN                 213                  221                  221   
18  LAN                 193                  205                  222   
19  PHI                 214                  207                  231   
20  NYN                 190                  239                  235   
21  ATL                 222                  202                  246   
22  TOR                 225                  218                  264   
23  SEA                 226                  210                  222   
24  ANA                 207                  213                  230   
25  WAS                 219                  203                  241   
26  COL                  38                   53                   44   
27  MIA                  38                   41                   39   

    BlownLeadsSecondHalf  
0                    242  
1                    232  
2                    256  
3                    218  
4                    239  
5                    252  
6                    249  
7                    228  
8                    269  
9                    192  
10                   258  
11                   241  
12                   228  
13                   212  
14                   262  
15                   253  
16                   220  
17                   257  
18                   232  
19                   240  
20                   219  
21                   246  
22                   205  
23                   258  
24                   233  
25                   239  
26                    27  
27                    34  
   Team  FirstHalfWPercentTot  SecondHalfWPercentTot
0   BAL              0.464516               0.535484
1   NYA              0.469163               0.530837
2   BOS              0.482916               0.517084
3   HOU              0.463675               0.536325
4   MIL              0.458150               0.541850
5   MIN              0.466200               0.533800
6   DET              0.501114               0.498886
7   CHA              0.475983               0.524017
8   CLE              0.420561               0.579439
9   KCA              0.454945               0.545055
10  TEX              0.483645               0.516355
11  OAK              0.465164               0.534836
12  CIN              0.510638               0.489362
13  SLN              0.503282               0.496718
14  PIT              0.438095               0.561905
15  CHN              0.461916               0.538084
16  SFN              0.478355               0.521645
17  SDN              0.490783               0.509217
18  LAN              0.465060               0.534940
19  PHI              0.480899               0.519101
20  NYN              0.447059               0.552941
21  ATL              0.474359               0.525641
22  TOR              0.460123               0.539877
23  SEA              0.504464               0.495536
24  ANA              0.473684               0.526316
25  WAS              0.476087               0.523913
26  COL              0.463415               0.536585
27  MIA              0.493506               0.506494

Here's the input data generated by the custom program designed to extract the scenario.Apr includes March reg season games. Sept includes Oct reg season games.

Please note the Expos are referenced as WAS




Team,AprW,AprL,MayW,MayL,JunW,JunL,JulW,JulL,AugW,AugL,SepW,SepL,AprW_LBY5Plus,AprW_LBY4,AprW_LBY3,AprW_LBY2,AprW_LBY1,MayW_LBY5Plus,MayW_LBY4,MayW_LBY3,MayW_LBY2,MayW_LBY1,JunW_LBY5Plus,JunW_LBY4,JunW_LBY3,JunW_LBY2,JunW_LBY1,JulW_LBY5Plus,JulW_LBY4,JulW_LBY3,JulW_LBY2,JulW_LBY1,AugW_LBY5Plus,AugW_LBY4,AugW_LBY3,AugW_LBY2,AugW_LBY1,SepW_LBY5Plus,SepW_LBY4,SepW_LBY3,SepW_LBY2,SepW_LBY1,AprL_WBY5Plus,AprL_WBY4,AprL_WBY3,AprL_WBY2,AprL_WBY1,MayL_WBY5Plus,MayL_WBY4,MayL_WBY3,MayL_WBY2,MayL_WBY1,JunL_WBY5Plus,JunL_WBY4,JunL_WBY3,JunL_WBY2,JunL_WBY1,JulL_WBY5Plus,JulL_WBY4,JulL_WBY3,JulL_WBY2,JulL_WBY1,AugL_WBY5Plus,AugL_WBY4,AugL_WBY3,AugL_WBY2,AugL_WBY1,SepL_WBY5Plus,SepL_WBY4,SepL_WBY3,SepL_WBY2,SepL_WBY1 BAL,138,171,233,199,209,209,217,186,225,211,229,238,2,1,5,16,29,2,2,8,22,49,6,2,7,22,43,1,2,9,17,46,2,3,5,26,48,2,6,10,29,43,0,5,7,23,42,1,7,10,21,36,1,4,3,22,45,3,4,5,23,37,3,6,9,19,47,0,3,11,32,40 NYA,162,141,239,190,212,207,224,182,221,230,247,213,1,2,3,13,28,2,5,8,18,43,4,8,12,21,45,6,4,11,16,46,4,1,5,15,36,3,4,16,15,59,1,5,7,13,27,2,1,13,17,30,3,1,7,28,42,2,7,9,14,35,3,4,13,20,48,2,6,9,21,39 BOS,164,138,234,198,211,207,210,201,232,211,235,230,2,3,5,16,34,4,8,6,26,31,0,1,11,23,42,3,6,6,20,30,2,7,12,15,48,1,7,7,22,41,1,4,8,10,28,0,7,5,13,49,6,4,6,31,35,1,4,12,23,42,5,5,9,19,47,3,3,14,23,46 HOU,162,158,209,223,217,207,206,201,229,203,244,217,2,2,7,12,30,1,3,7,20,48,4,2,9,26,44,3,2,5,16,47,4,5,9,23,47,4,3,11,23,49,1,1,11,14,35,4,7,9,21,34,1,1,16,14,41,2,1,9,14,42,2,2,5,25,44,2,2,10,27,31 MIL,156,134,203,232,207,220,203,210,242,214,229,222,2,5,7,15,32,4,5,10,16,40,2,3,3,24,40,4,4,6,16,42,1,3,11,26,47,3,3,9,31,40,1,3,8,13,34,1,4,10,16,50,3,4,9,24,51,5,3,13,14,37,2,1,12,23,46,3,2,3,16,59 MIN,140,184,197,235,204,212,199,206,201,238,231,225,0,5,6,16,31,2,2,8,20,36,2,8,7,12,45,0,5,10,20,37,2,3,9,21,50,3,2,8,15,44,2,5,9,22,34,5,8,8,23,33,1,4,7,18,38,1,6,5,21,47,1,5,10,26,47,1,6,13,20,43 DET,154,150,230,201,230,192,201,211,225,224,235,221,2,3,6,16,29,5,3,8,21,52,1,3,12,27,37,0,3,8,25,38,2,3,12,15,37,2,4,16,19,40,3,5,8,14,29,5,0,10,17,48,2,2,4,17,27,4,5,14,20,43,4,4,12,26,42,1,5,8,17,44 CHA,150,144,205,222,212,213,208,203,217,224,262,209,1,6,8,14,35,1,6,6,14,49,2,4,9,21,42,7,3,12,22,39,2,2,10,16,43,2,3,10,16,53,2,3,4,17,23,4,4,6,25,52,1,6,14,12,46,3,5,6,19,44,3,2,7,27,43,1,2,9,13,44 CLE,137,158,203,235,196,217,187,223,218,236,221,235,0,3,5,11,20,2,6,9,17,39,3,2,8,22,33,3,2,9,17,38,2,6,9,22,49,4,7,15,27,38,4,5,5,18,26,5,10,10,21,37,2,4,13,19,44,1,2,15,22,43,3,4,14,25,49,2,5,8,36,40 KCA,136,157,224,210,215,204,214,201,258,184,226,238,1,5,5,12,30,3,4,7,21,44,1,2,5,19,48,0,7,10,15,44,4,1,10,37,41,0,3,12,19,45,1,5,4,13,27,2,3,10,17,46,3,3,10,13,45,2,0,13,12,39,1,5,4,16,30,0,3,6,17,44 TEX,149,153,207,230,221,205,184,224,201,236,215,243,4,4,8,10,29,2,7,9,16,41,3,5,7,22,40,2,2,9,16,44,4,2,12,19,36,0,2,8,24,41,0,2,11,12,30,1,5,6,22,56,0,10,11,21,43,1,5,8,22,48,4,1,12,16,53,2,1,16,23,46 OAK,185,144,215,217,209,213,205,208,236,197,222,222,3,3,10,16,35,1,4,12,21,43,1,6,11,20,41,4,4,14,19,49,4,7,12,20,51,1,3,11,15,47,1,2,6,18,25,1,4,11,20,34,3,5,5,22,36,2,1,9,25,38,3,3,9,23,45,5,1,15,23,39 CIN,165,145,228,207,218,207,193,212,222,218,234,224,2,1,12,10,33,9,4,13,22,41,3,4,16,31,39,4,3,11,14,38,4,5,13,21,33,2,5,15,22,40,1,2,5,9,29,4,6,9,16,34,0,3,8,26,44,4,4,10,20,39,2,3,4,15,44,3,2,7,15,56 SLN,161,144,213,219,218,207,203,200,233,195,236,239,1,3,8,16,36,5,3,14,20,36,2,4,13,20,49,5,2,9,16,39,1,3,9,17,48,2,2,6,23,45,1,0,6,14,20,2,1,11,18,48,2,2,5,22,41,4,3,10,15,36,2,2,4,19,41,3,3,5,14,51 PIT,154,139,192,229,208,219,205,211,211,233,237,228,2,0,5,14,24,1,4,4,23,32,0,1,8,27,39,4,3,12,16,44,0,3,5,17,39,3,5,9,26,50,1,1,5,16,25,5,3,11,17,49,2,2,9,23,48,4,4,7,21,44,3,4,15,23,49,1,5,6,22,54 CHN,133,169,220,212,192,240,200,202,218,219,210,250,2,1,6,8,21,2,4,3,24,48,1,1,9,23,35,1,5,7,14,44,4,3,12,17,44,2,6,6,19,35,2,1,7,14,32,6,2,12,17,42,2,4,12,19,49,2,1,11,20,32,2,4,12,24,45,3,4,17,27,49 SFN,154,175,214,220,208,213,217,185,210,219,227,233,3,0,3,19,24,2,1,17,14,61,1,4,8,23,41,1,1,14,20,47,4,2,13,17,41,4,4,7,22,44,1,1,2,19,35,1,1,10,32,39,3,1,8,24,34,2,4,8,14,37,3,4,12,22,41,1,3,6,28,35 SDN,155,171,196,238,215,210,182,222,211,221,222,235,0,2,6,15,28,1,2,15,19,41,2,4,12,18,48,3,2,8,20,30,1,2,11,13,49,4,4,9,19,46,1,3,5,12,27,2,3,11,26,54,4,6,6,27,34,3,3,7,23,47,5,4,13,20,40,1,4,4,33,50 LAN,177,153,232,193,211,209,201,205,224,208,239,222,2,1,3,22,26,1,2,7,18,43,1,4,5,24,34,1,4,13,13,34,2,2,12,16,40,0,4,10,28,43,1,1,10,16,25,0,2,8,17,37,5,6,9,27,41,3,4,6,18,32,3,3,8,15,58,4,5,14,24,35 PHI,144,156,223,198,215,214,203,212,212,229,231,236,1,5,7,18,27,2,5,10,25,33,5,6,8,19,43,3,2,5,18,31,5,5,9,15,55,0,5,10,19,49,4,0,6,13,24,4,1,8,15,50,2,3,14,20,43,2,2,14,16,50,2,3,16,10,44,1,8,11,21,40 NYN,156,138,210,215,201,227,220,189,215,228,237,229,0,0,6,14,32,3,1,11,17,37,3,1,9,22,34,2,3,7,22,42,2,2,7,21,52,2,2,2,32,37,3,4,5,14,26,1,4,16,20,51,2,3,10,32,48,2,2,6,15,37,2,2,5,19,55,1,6,10,19,38 ATL,146,164,228,206,219,203,202,208,217,216,219,237,2,2,10,7,28,5,4

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