"You're losing the game at one point but come from behind and win -or- you're winning the game at one point but end up losing. Which team in the AL had the BEST improvement between the first half of the season and the second half of the season between 2012 and 2019? A positive value indicates the team did better. A negative value, the team did worse.
From the July to the end of the season
The best team: Kansas City Royals ZScore: 1.33
If you want to see the significance again of the ZScore and what it can be telling you, please see: https://baseballfan999.wixsite.com/baseballdat/post/what-does-the-zscore-tell-you
The figures based on this time frame 2012-2019
Green = Most improved AL "devil magic" team in 2nd half of season
Second Half ZScore improvement over First Half:
Team ZScoreImprovement
7 KCA 1.333152
10 OAK 1.260163
11 SEA 1.237648
0 ANA 1.237408
12 TBA 0.496611
1 BAL 0.288107
14 TOR 0.024238
9 NYA -0.113266
5 DET -0.130429
13 TEX -0.255458
4 CLE -0.430469
8 MIN -0.633733
3 CHA -0.681167
2 BOS -1.317967
6 HOU -2.314839
Team ZScoreImprovement 2ndHalfImprovement 1stHalfImprovement
7 KCA 1.333152 1.175346 -0.547045
10 OAK 1.260163 0.650210 -0.977881
11 SEA 1.237648 0.697725 -0.901278
0 ANA 1.237408 0.914056 -0.684637
12 TBA 0.496611 -0.277850 -0.919456
1 BAL 0.288107 -0.424675 -0.796900
14 TOR 0.024238 0.130054 0.098739
9 NYA -0.113266 1.885057 2.031393
5 DET -0.130429 -1.104603 -0.936093
13 TEX -0.255458 0.831320 1.161363
4 CLE -0.430469 0.178977 0.735129
8 MIN -0.633733 -1.291445 -0.472682
3 CHA -0.681167 -1.356929 -0.476883
2 BOS -1.317967 -0.465714 1.237059
6 HOU -2.314839 -1.541530 1.449170
Team Disp1stHalfCBW Disp1stHalfBL Disp2ndHalfCBW Disp2ndHalfBL
7 KCA 111 119 133 118
10 OAK 114 129 129 120
11 SEA 112 126 123 113
0 ANA 115 125 121 108
12 TBA 107 122 116 118
1 BAL 114 126 111 115
14 TOR 118 114 122 119
9 NYA 135 95 133 109
5 DET 109 124 113 125
13 TEX 131 108 120 108
4 CLE 108 90 104 100
8 MIN 120 126 133 145
3 CHA 121 127 112 127
2 BOS 120 93 122 126
6 HOU 123 92 94 114
1stHalfCBW 1stHalfBL 2ndHalfCBW 2ndHalfBL
7 7.008532 8.252331 9.904255 7.888952
10 7.392491 9.697552 9.317469 8.158640
11 7.135381 9.251748 8.470885 7.234561
0 7.522753 9.105478 8.197648 6.608499
12 6.512514 8.673660 7.534155 7.888952
1 7.392491 9.251748 6.898656 7.492918
14 7.920364 7.573427 8.333707 8.023229
9 10.366894 5.259324 9.904255 6.731445
5 6.758248 8.960373 7.149496 8.852691
13 9.761661 6.797203 8.062710 6.608499
4 6.634812 4.720280 6.055991 5.665722
8 8.191126 9.251748 9.904255 11.912181
3 8.328214 9.399184 7.023516 9.138244
2 8.191126 5.040210 8.333707 8.994901
6 8.605802 4.932401 4.947368 7.363173The data file can be found here
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