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Maybe I've been watching too much "CSI" (Las Vegas, if you must know), but I'm treating you to yet another forensic examination of the evidence left behind by the 2005 Blue Jays.

I've been working under the assumption that if an analytical question seemed pressing enough for me to take a quick and dirty look at it in medias res, while the season was going on, it's probably worth considering after the dust has settled.

Because the whole thing got so big and unwieldy, I'm doing it in two parts. The companion piece, "Those 47 Games," looks at Toronto's performance in much more detail. I'll post it tomorrow. What we have here is more of an overview of the whole subject.

Immediately after the season ended, we asked What Would Pythagoras Say? and examined the large gap between the win-loss record we would have expected from a team that scored and allowed as many runs as the Blue Jays. As you may recollect, a team that scored 775 runs and allowed 705 would normally be expected to post a record of about 89-73. While numerous suggestions were made to account for this unusually large discrepancy, the big elephant in the room, of course, was Toronto's abysmal record in games decided by one run. The Jays played .340 (16-31) ball in one-run games.

Toronto's record in one-run games was the worst mark in the American League this past season: yes, even worse than Kansas City. (It was actually the worst mark in the major leagues, but I'm just going to run the AL numbers. If you're curious, the best NL team was Arizona, followed by San Diego and the Cubs; the worst was Pittsburgh, which figures, but St. Louis was surprisingly bad as well.) Anyway, here are the numbers:

	        One-Run Games		Other Games
        	 W	L	PCT	W	L	PCT	Diff
Chicago Sox	35	19	.648	64	44	.593	.055
Boston	        27	15	.643	68	52	.567	.076
NY Yankees	27	16	.628	68	51	.571	.057
LA Angels	33	26	.559	62	41	.602   -.043
Tampa Bay	29	25	.537	38	70	.352	.185
Seattle	        26	23	.531	43	70	.381	.150
Oakland	        26	24	.520	62	50	.554   -.034
Minnesota	27	30	.474	56	49	.533   -.059
Detroit	        22	26	.458	49	65	.430	.028
Texas	        24	29	.453	55	54	.505   -.052
Cleveland	22	36	.379	71	33	.683   -.304
Kansas City	18	30	.375	38	76	.333	.042
Baltimore	14	25	.359	60	63	.488   -.129
Toronto	        16	31	.340	64	51	.557   -.217
Toronto played .557 ball in all the other games, a difference of -.217. This was not, as it turned out, the largest differential in the majors - hello Cleveland! - but it was still pretty awful. Let's just reshuffle the same chart to show you that ranking (and for you NL fans, St. Louis had the largest falling-off, and Arizona had the biggest improvement in the major leagues):
                 One-Run Games          Other Games
                 W	L	PCT	W	L	PCT	Diff
Tampa Bay	29	25	.537	38	70	.352	.185
Seattle	        26	23	.531	43	70	.381	.150
Boston	        27	15	.643	68	52	.567	.076
NY Yankees	27	16	.628	68	51	.571	.057
Chicago Sox	35	19	.648	64	44	.593	.055
Kansas City	18	30	.375	38	76	.333	.042
Detroit	        22	26	.458	49	65	.430	.028
Oakland	        26	24	.520	62	50	.554   -.034
LA Angels	33	26	.559	62	41	.602   -.043
Texas	        24	29	.453	55	54	.505   -.052
Minnesota	27	30	.474	56	49	.533   -.059
Baltimore	14	25	.359	60	63	.488   -.129
Toronto	        16	31	.340	64	51	.557   -.217
Cleveland	22	36	.379	71	33	.683   -.304
Were it not for the one-run games, the post-season would have had a different cast of characters. In the AL, while the Yankees and Angels would still be division winners, Cleveland would be the Central champs and the White Sox would have taken the Wild Card. (In the NL San Diego and St. Louis would have won their divisions; but Philadelphia would have been the best in the NL East, and Atlanta would have won the Wild Card.)

It is certainly interesting that St. Louis and Cleveland, two of the worst teams in one-run games, also had two of the best pitching staffs in all of baseball. Tampa had dreadful pitching and did rather well in one-run games. This could also be said of Cincinnati and Kansas City, although in Kansas City's case "rather well" only means comparatively better than their overall performance.

But what are the implications? Does quality of pitching not matter in determining the results of the close games? That seems extremely doubtful - and we all know that the White Sox pitching was as good as anybody's, and no team was better in close games.

So here are some rhetorical questions we may all ponder. Why do these things happen? Why do some teams do better than others? Why do teams improve upon, or fail to match, the level suggested by the rest of their games.

When I originally examined this issue, I suggested four possible explanations for performance in one-run games. They were: 1) luck, 2) the bullpen, 3) the bench, and 4) the manager. I have since been inspired to consider a fifth factor - the ability to hit home runs.

After all, what kind of games are we talking about? We're talking about low-scoring games. In the AL, the teams combined to score 8.00 runs in one-run games, as opposed to 9.44 runs in all games, and 10.09 runs in non-one-run games. This is what you would expect to see - after all, 2-1 games are considerably more common than 12-11 games.

It's well known that teams that hit home runs (as opposed to other kinds of offense) have an advantage in the post-season, when scoring also tends to be depressed. It's not because more home runs are hit in the post-season, but because the home runs that are hit account for a larger share of the runs that are scored. Generally, long-sequence offenses don't work quite as well in the post-season because it's harder to put together a series of hits against quality pitching. Could regular season one-run games be similar? These would also tend to be lower-scoring games, and so the home runs that are hit similarly ought to have a larger impact on the game result.

I was inspired to add home runs to my list of possible factors because... because I am a shrewd and savvy student of the game? You're not buying that? OK. Looking at the charts above, I noticed among the teams that performed best in one-run games were outfits like the White Sox, Yankees, Red Sox (not to mention the Diamondbacks). What do they have in common? They all hit lots of home runs. Those are four of the top eight HR hitting teams in baseball. It's the one thing their offenses truly have in common. While Boston and New York were the two highest-scoring teams in baseball in 2005, neither Chicago (8th in the AL) nor Arizona (10th in the NL) had a particularly impressive offense. The one thing they all did well was hit home runs.

Well, could this be it? Could this be the key? Could it be that simple? Not the ability to play for a single run, not the quality of your relief pitching, but rather the number of home runs you hit? Fat chance. Hitting lots of home runs doesn't seem to have helped Texas or Philadelphia much in their one-run games. Cleveland and St. Louis, who also hit lots of home runs, were among the very worst teams in one-run games. Hardly a reliable indicator: back to the drawing board. Let's return to my original Gang of Four:

1. Luck. These results are for the most part a matter of random chance, the luck of the draw. The mind resists this, but there are good reasons to regard it as the most likely explanation. You don't lose by eight runs because you didn't catch a break - you lose by eight runs because you weren't very good that day. But you can win (or lose) by one run because the game is so close that the impact of random chance is sufficient to overwhelm the impact of overall quality.

Luck, I think, accounts for the remarkable performance in one-run games by the Arizona Diamondbacks. Arizona went 28-18 in one run games - the rest of of the time, they were 49-67. They gave up 160 runs more than they scored - the second worst mark in the major leagues. This is partially because of their uncanny ability to get beaten senseless - in 12 games where the margin of victory was 8 runs or more, Arizona went 1-11, scoring 35 runs and giving up 155. This is the tell-tale sign of a bad ball club, and that's what they are. Arizona was a lousy team, who only managed to go 77-85 because of a remarkable run of good fortune in some close ball games. I think it was mostly random luck, but they may have had a couple of other things going for them.

2. The bullpen. We tend to assume that relief pitchers are the ones on the mound when these games are decided. It is by no means certain that this is actually the case. But if that is true, logic certainly suggests that the teams with the best bullpens would have an advantage. This might particularly apply to the team with the best relief pitchers, as opposed to the team with the deepest bullpen. The Toronto bullpen, as a group, is much deeper and stronger than the New York Yankees bullpen. But no Toronto reliever is better than Mariano Rivera.

None of this will explain why the Cleveland Indians were so bad in one-run games. And they were very bad indeed - so bad that it clearly cost them the AL Central. If Cleveland had played .500 ball in their one-run games, they would have wound up with 100 wins, which would have been enough. If the White Sox had played .500 ball, they would have finished with 91 wins. Cleveland wins the division if either of those things had happened - and in the event of both, they would have won easily, by nine games.

Cleveland had the best team bullpen in baseball in 2005. Their relievers went 22-18, 2.80, and theirs was the only relief corps with an ERA below 3.00. It didn't seem to do them much good in the close games, did it?

The three worst bullpens in baseball? Glad you asked - it was Arizona, Boston, and Tampa Bay. We've already noted how well Arizona did in one-run games. As it happens, the Red Sox were one of the best teams in the AL in these games, and Tampa played much better in the close games than they did the rest of the time. At any rate, quality of bullpen does not seem to be a reliable indicator as to how teams perform in close games.

3. The bench. A team with depth, a team that can bring in talented pinch-hitters at key moments, ought to have an advantage in the late innings of a close game. This might be more important in the National League, where there tends to be more pinch-hitting and in-game substitutions. NL teams got 195 to 272 at bats from pinch hitters - Kansas City led the AL with 103 pinch hit at bats.

Obviously, there is much more to having a good bench than having good pinch hitting - but it does seem to be the one specific aspect of the bench that is likely to have an impact in a close game. The Blue Jays got excellent production out of their pinch hitters in 2005 - they hit .324 in 102 at bats. Among the teams with lousy pinch hitting, we do find some teams who struggled badly in close games - Baltimore and Cleveland. But we also find some teams who did just fine in close games, or at least better than their overall performance - Boston, Kansas City, the Cubs.

4. The manager. One likes to think that superior use of in-game strategies should have an impact in close games. I don't think too much of this myself - while I think there are enormous differences between managers, I think game management might be the area where there is the least to choose between them. It is very far from being the most important skill needed to manage a major league team. While I see managers make in-game decisions that I disagree with all the time, I almost never see a manager make a decision that I can't see any reason for whatsoever. It's led me to believe that if I don't understand a manager's decision, there's probably something the manager knows that I don't.

I don't think there's a real consensus on which managers are best at in-game strategy. The most experienced managers are Tony LaRussa, Bobby Cox, and Joe Torre. Torre's team did very well in close games, Cox's team did OK, and LaRussa's team did not play well at all.

I don't have any good ideas for talking seriously about the impact of managers when the game is close in the late innings. So let's peruse instead the ESPN splits and look at how teams performed when it was close and late.

CLOSE & LATE  AB   R   H 2B 3B HR RBI BB  SO SB CS SH SF HBP GDP  BAV  OBP  SLG  OPS  RC RC/27
Boston	     700 133 209 30  3 29 130  85 123  8  1  3  6  10  25 .299 .380 .474 .854 126 6.45
NY Yankees   734 127 191 35  3 25 121 107 142 10  0 10  6   7  16 .260 .357 .418 .775 117 5.34
Cleveland    852 128 222 48  5 30 122  86 205  5  7 16  9   7  19 .261 .330 .434 .764 122 4.75
LA Angels    923 124 249 36  3 22 115  88 154 30  3 21  3   6  17 .270 .336 .387 .723 127 4.64
Texas	     841 119 206 32  5 34 115  66 197 15  2  3  4   6  16 .245 .303 .416 .719 107 4.26
Detroit	     909 107 236 38  9 19 102  81 195 11  4 15 12   7  18 .260 .321 .384 .705 116 4.21
Oakland	     899 123 228 45  2 21 113  91 156  4  3 13  8  11  21 .254 .327 .378 .705 114 4.19
Baltimore    743 114 189 43  2 20 106  71 122 13  5 19  9   8  23 .254 .323 .398 .721  95 4.18
Seattle	     939 127 235 50  5 19 117 101 183 20  4 15  4   8  26 .250 .327 .375 .702 118 4.16
Toronto	     962 120 252 51  1 18 112  85 181  9  5 13 11  12  24 .262 .326 .373 .699 119 4.12
Chicago Sox  937 120 231 39  3 32 117  88 201 18 11 21  5  11  26 .247 .317 .397 .714 116 4.04
Tampa Bay    861 108 214 40  7 16 101  70 195 34  8 13  7  17  18 .249 .315 .367 .682 104 3.98
Minnesota   1034 127 241 52  7 21 118 130 223 22  9 19  4  13  21 .233 .325 .358 .683 127 3.97
Kansas City  813  93 181 28  2 15  84  67 182  5  3 15  7  11  17 .223 .288 .317 .606  77 2.98

AVERAGE	     867 119 220 41  4 23 112  87 176 15  5 14  7 10  21 .254 .322 .389 .711 113 4.38
This doesn't provide anything we could call a reliable indicator either. The Red Sox and Yankees, who do well in close games, obviously hit very, very well late in close ball games. Actually, those two teams hit very well pretty much all the time anyway. And once again, we look at Cleveland and the White Sox and we scratch our heads, we furrow our brows, and look generally perplexed.

Maybe it's the pitching, after all?

TEAM	          G	IP	H	SO	 BB	HR	ER	BAA	SLG	ERA
Seattle	        104	216.3	217	154	 88	29	53	.264	.420	2.20
Minnesota	120	289.7	253	214	 85	25	76	.239	.350	2.36
Cleveland	116	262.0	222	195	 74	29	72	.231	.368	2.47
Baltimore	110	195.0	192	180	 88	28	54	.259	.423	2.49
Detroit	         99	223.7	207	151	 79	20	66	.248	.359	2.66
Toronto	        114	247.0	234	173	100	28	74	.252	.384	2.70
Kansas City	101	193.3	204	179	 86	15	59	.272	.399	2.75
Oakland	        108	207.7	181	177	 74	22	64	.232	.357	2.77
Chicago Sox	113	274.7	239	219	112	26	89	.236	.380	2.92
LA Angels	113	265.7	221	246	102	26	95	.226	.357	3.22
NY Yankees	100	183.3	164	133	 54	16	67	.237	.368	3.29
Tampa Bay	109	218.0	229	129	100	25	87	.275	.433	3.59
Texas	        114	230.3	240	171	 96	21	102	.269	.402	3.99
Boston	        104	190.7	213	133	 75	18	106	.284	.441	5.00
										
AVERAGE	        108	228.3	215     175	 87	23	 76	.018	.387	2.99

No, I don't understand how Seattle's pitchers could give up that many hits and walks and home runs late in the game, and still give up so few earned runs. Perhaps a lot of timely errors created a lot of unearned runs. And once more, the Cleveland-Chicago comparison is simply bewildering. When the game was Close and Late, Cleveland both out-hit and out-pitched the White Sox. It very clearly had no impact whatsoever on how the teams did in games decided by a single run.

Well, when in doubt, change the subject. Let's run at this question from a slightly different angle. What specifically was different about team performance in one-run games, compared to how they performed the rest of the time? What happened to the offense, what happened to the pitching? Let's make another data table!

Team	        Overall		   One-Run		Not One-Run					
	         W   L   R  RA     W  L   R  RA     W  L   R RA
Chicago	        99  63 741 645    35 19 195 179    64 44 546 466 
Boston	        95  67 910 805    27 15 207 195    68 52 703 610 
New York	95  67 886 789    27 16 196 185    68 51 690 604 
LA Angels	95  67 761 643    33 26 229 222    62 41 532 421
Tampa Bay	67  95 750 936    29 25 227 223    38 70 523 713 
Seattle	        69  93 699 751    26 23 198 195    43 70 501 556 
Oakland	        88  74 772 658    26 24 186 184    62 50 586 474
Minnesota	83  79 688 662    27 30 184 187    56 49 504 475 
Detroit	        71  91 723 787    22 26 172 176    49 65 551 611 
Texas	        79  83 865 858    24 29 256 261    55 54 609 597 
Cleveland	93  69 790 643    22 36 212 226    71 33 578 417 
Kansas City	56 106 702 935    18 30 215 227    38 76 487 708 
Baltimore	74  88 729 800    14 25 135 146    60 63 594 654 
Toronto	        80  82 775 705    16 31 174 189    64 51 601 516

LEAGUE AVG	82  80 771 758    25 25 199 200    57 55 572 559 

Because my readers are keen-eyed Bauxites, sharp and perceptive, you have surely noticed that the league totals do not balance. Let me explain! This is because of inter-league play. The AL had a winning record against the NL in 2005, but the NL did a little better in the one-run games between the two leagues.

This chart gives us a kind of base-line. We can see that in the AL, teams scored 3.99 runs per game in one-run games, 4.76 runs per game overall. In other words, they maintained 78% of their offensive output.

As you would expect, the pitching improves accordingly - not quite as much, thanks to inter-league play, but almost. AL teams allowed 4.01 runs per game in one-run games, 4.68 runs per game overall. The opposition, therefore, maintained 80% of their offensive output.

Having done that, we can now pick out how individual teams deviated from this overall pattern. And folks - this is where things get as clear as mud. But I've been peering and peering at these numbers, and shapes are beginning to emerge from the fog:

Team	        Overall			One-Run			Not One-Run	
	         R/G	RA/G		R/G	RA/G		R/G	RA/G
Chicago	        4.57	3.98		3.61	3.31		5.06	4.31
Boston	        5.62	4.97		4.93	4.64		5.86	5.08
New York	5.47	4.87		4.56	4.30		5.80	5.08
LA Angels	4.70	3.97		3.88	3.76		5.17	4.09
Tampa Bay	4.63	5.78		4.20	4.13		4.84	6.60
Seattle	        4.31	4.64		4.04	3.98		4.43	4.92
Oakland	        4.77	4.06		3.72	3.68		5.23	4.23
Minnesota	4.25	4.09		3.23	3.28		4.80	4.52
Detroit	        4.46	4.86		3.58	3.67		4.83	5.36
Texas	        5.34	5.30		4.83	4.92		5.59	5.48
Cleveland	4.88	3.97		3.66	3.90		5.56	4.01
Kansas City	4.33	5.77		4.48	4.73		4.27	6.21
Baltimore	4.50	4.94		3.46	3.74		4.83	5.32
Toronto	        4.78	4.35		3.70	4.02		5.23	4.49

LEAGUE AVG	4.76	4.68		3.99	4.01		5.11	4.98

Observe! Overall, the 2005 Blue Jays had an offense slightly better than league average, and pitching that was a good bit better than average. Their problem in one-run games were on both sides of the ball - the better than average pitching becomes just league-average in this new context, and the offense is significantly worse than average - again when it is measured against league averages in one-run games.

It's a different offensive context - all AL teams reduced their runs allowed, surrendering just 80% of the runs they allow overall. But Toronto didn't match the overall improvement - they allowed runs at a 90% rate compared to their overall performance. The effect was their normally better than average pitching performed at a level roughly equal to the league average. And while other AL teams scored 78% as many runs in these games as they normally did, the Jays fell off even more, scoring just 71% as often in one-run games.

And finally, we see something that suggests what happened to Cleveland in their one-run games. They didn't hit. No other team in the AL lost as much from their offense in one-run games. It's probably very, very unwise to expect anything to correspond across the board with success in one-run games. Boston hit very well in close and late situations; the White Sox didn't. But both teams did well in one-run games.

When it we got to the late innings of a close game, Cleveland hit better than the White Sox and pitched better than the White Sox. They had a better bullpen. But in their 58 one-run games, Cleveland's offense let them down. Despite the fact that their hitters performed quite well when it was Close and Late. That much I am sure of. But how or why or whatever... beats me.

In the end, I suppose I keep going back to Random Chance because, unlike the other explanations, it's impossible to find fault with it. (It's always hard to quantify the fog.) Everything else we look at simply doesn't satisfy, at least not as a reliable indicator. For every team whose success might be attributed to a strong bullpen, we find another team with a better bullpen, who performed dreadfully in one-run games. And this applies to pretty well everything I've thought to examine. There's no single explanation. Which really isn't all that surprising; but there isn't even a single thing in common, which is slightly surprising.

In overall play, we see much the same thing, of course - there are many, many different ways to be a good team, to win 90 games (and just as many ways to be bad.) But all teams that play .600 ball actually do have one thing in common - they're all good baseball teams. (There are exceptions, of course, but they are pretty rare.) That simply does not apply in one-run games. The margin is too small for overall team quality to have the same impact.

By looking very, very carefully at each individual team's performance, we can isolate what happened to that team in those games. We can find what went wrong,or what went right. What we are unlikely to find is a reliable indicator that will tell us what kind of team will do better in these games than another.

It's just One of Those Things - when it happens, you can always find specific things that happened as part of the phenomena. But I don't think that you can identify what created the phenomena in the first place.

The Elephant in the Room: The Blue Jays and One-Run Games | 13 comments | Create New Account
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Bid - Tuesday, November 22 2005 @ 01:29 PM EST (#132746) #
That was lovely. Are the wins/losses in one-run games inflected notably by home/away splits?
Ducey - Tuesday, November 22 2005 @ 02:04 PM EST (#132748) #
The result of your analysis may be that there is no point in examining "1 run games"?

I have trouble with the idea as it just means the teams were seperated by 1 run at the time the game finished - right?

A lot of people assume that means you have 4-3 thriller where the Jays just could not get that last run to tie it up in the 8th and 9th. In fact, they could have been down 5-1 in the 9th and scored 3 to come close but still lose. Its hard to blame that on the bullpen or the manager. It is also hard to say that is really any different from any other loss, isn't it? Even having a bad closer evens out. He may blow a few leads but he may turn a few 4-2 leads into 4-3 wins - thereby increasing the number of magical "1 run wins".

I'm no stathead, but it seems to me that "1 run games" are no more predictable than clutch hitting or clutch pitching. There are just too many variables to measure. Isn't that what we call "Luck"?
Magpie - Tuesday, November 22 2005 @ 02:45 PM EST (#132754) #
Are the wins/losses in one-run games inflected notably by home/away splits?

Good question! I figure we'd expect home teams to do a little better with the last at bat. Anyway, here's how it played out...


	Home	Away
CHI	16-7	19-12
BOS	15-1	12-14
NYY  	18-5	9-11
LAA	20-8	13-18
TB	18-10	11-15
SEA	17-9	9-14
OAK	16-9	10-15
MIN	16-12	11-18
DET	12-12	10-14
TEX	12-11	12-18
CLE	12-20	10-16
KC	14-16	4-14
BLT	6-10	8-15
TOR	9-16	7-15
Wow. The Jays were the only road team to win a one-run game at Fenway Park (4-3 on April 19, Doc's third win.)

There are just too many variables to measure.

You're telling me! Tomorrow's piece, on the actual 47 games, should get into some of the specific issues you mention. Indeed, there are occasions when the team falls behind 4-0, and closes to within a run. (Or, one memeorable ocasion, when they fell behind 11-3 and lost by a single run.) It's actually a fairly small number of the overall group. I also note how many times the Blue Jays had a chance to tie up the game (remove the games where they rallied in their last at bat but fell short, and also remove the games where the other team won it in their last at bat.)

NDG - Tuesday, November 22 2005 @ 07:07 PM EST (#132769) #
After all, what kind of games are we talking about? We're talking about low-scoring games. In the AL, the teams combined to score 8.00 runs in one-run games, as opposed to 9.44 runs in all games, and 10.09 runs in non-one-run games. This is what you would expect to see - after all, 2-1 games are considerably more common than 12-11 games.

It still makes intuitive sense though that a long sequence offence is going to have trouble scoring in low run environments. The fact we can't find a relation may very well be a noise issue rather than a non-correlation issue.

This is very similar to the discussion you and I had earlier this season on OPS vs GPA. While GPA correlates to run scoring better overall I still prefer OPS in terms of player evaluation because of the emphasis on slugging, which gains importance in low scoring environments, and by corollary, close games.

Magpie - Tuesday, November 22 2005 @ 07:22 PM EST (#132772) #
you and I had earlier this season on OPS vs GPA

It wasn't me! I'm not even sure what GPA is...

I'm really old-fashioned. I stick with Runs Created and Runs Created/Game. I know how to calculate it. :-)

Magpie - Tuesday, November 22 2005 @ 07:31 PM EST (#132773) #
a long sequence offence is going to have trouble scoring in low run environments.

I agree, but yet again the evidence is mixed, in these numbers, anyway. The four AL teams that hit the fewest home runs - and thus depend on sequences of hits to score their runs - were KC, Seattle, Minnesota, and Toronto. The Twins (especially) and the Jays both lost quite a bit off their offense in this environment. But Seattle did quite well (it's a small sample, and maybe this was when Sexson did his damage!) - and Kansas City actually improved.

Who knows?

Sheldon - Tuesday, November 22 2005 @ 08:04 PM EST (#132776) #
As always, Great Read Magpie.
Pistol - Tuesday, November 22 2005 @ 10:58 PM EST (#132781) #
" I figure we'd expect home teams to do a little better with the last at bat"

Well, part of it is that if there's a tied game the road team keeps scoring until there's 3 outs. The home team stops scoring once they're ahead so they don't have a chance to win by more than 1 run (unless it's by a home run).
groove - Tuesday, November 22 2005 @ 11:35 PM EST (#132782) #
I wonder if it has anything to do with the distribution of runs scored per inning? Say there is a .500 team that is .500 in a true pythagorean sense. If they score runs more frequently than they allow runs, perhaps they will win more games by one-run.
groove - Wednesday, November 23 2005 @ 01:06 AM EST (#132784) #
Ok., i couldn't sleep so I decided to play with my idea a bit..
Consider two teams, team A and team B with run scoring distributions as follows
runs	team a	team b
0	0.6	0.7
1	0.3	0.2
2	0.06	0.02
3	0.02	0.02
4	0.01	0.03
5	0.01	0.03
sum	1	1
ex	0.57	0.57
This is for two teams with the same expected total number of runs. Based on these very hypothetical distributions, we get the following probability matrix for total runs scored in one inning
	team b	0	1	2	3	4	5
team a		0.7	0.2	0.02	0.02	0.03	0.03
0	0.6	0.42	0.12	0.012	0.012	0.018	0.018
1	0.3	0.21	0.06	0.006	0.006	0.009	0.009
2	0.06	0.042	0.012	0.0012	0.0012	0.0018	0.0018
3	0.02	0.014	0.004	0.0004	0.0004	0.0006	0.0006
4	0.01	0.007	0.002	0.0002	0.0002	0.0003	0.0003
5	0.01	0.007	0.002	0.0002	0.0002	0.0003	0.0003

The probability that team a score exactly one more run than team b in an inning is 0.2229. The probability that team b scores exactly one more run than team a in an inning is 0.1281
Therefore the expected winning percentage of team a vs team b in a one inning, one run game is .635.
Mike Green - Wednesday, November 23 2005 @ 10:13 AM EST (#132802) #
Here's another way to look at the issue. Consider all teams that have a significantly positive RS/RA ratio (perhaps a differential of more than 50) and a losing record in a season. There might be, I don't know, 20-30 such teams. It would be interesting to see if there were common characteristics of such teams- speed (or absence thereof), power, batting average, bullpen strength, bench strength, in comparison with league averages.
Magpie - Wednesday, November 23 2005 @ 12:14 PM EST (#132813) #
Consider all teams that have a significantly positive RS/RA ratio (perhaps a differential of more than 50) and a losing record in a season.

Hey. Good idea...

Gerry - Wednesday, November 23 2005 @ 09:39 PM EST (#132882) #
The Blue Jays s&%t just doesn't work in one run games.

Looks like bad luck to me. Interesting work Magpie.
The Elephant in the Room: The Blue Jays and One-Run Games | 13 comments | Create New Account
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