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Baseball Primer Newsblog— The Best News Links from the Baseball Newsstand
Thursday, April 27, 2006
Hey ... whatever happened to the DiSars contest and award?
The problem is that now that the window has closed, what are the Braves to do? He’s nearing the 100 PA mark, without having walked even once. And he’s leading the league in swinging at first pitches, so his pledge to work on plate discipline is not going so well. Also, he’s only had five extra-base hits, so he’s not hitting for power when he does hit the ball. This isn’t a bad-luck, small-sample-size slump. There is a real problem.
Damon Rutherford
Posted: April 27, 2006 at 03:11 AM | 180 comment(s)
Related News: General, Atlanta
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My guess is that Francouer was simply lucky in those 271 PA and that people as usual are trying to make some "sense" out of randomness. I highly doubt that any particular subset of rookies has early success and then a large dropoff. But I am open minded on this. I welcome anyone to provide some real evidence that any paricular type of rookie shows an atypical pattern of performance in his first/second year. All I am hearing/seeing herein and in this article is speculation and conjecture.
In fact, after reading this article, his whole permise is silly and misguided. The fatal error is assuming that his performance in those 271 PA means anything at all - that poor performance following good performance means that "pitchers have figured something out." Maybe they have and maybe they haven't, but without literally looking at each PA on video there is simply no way of knowing how much of any player's good or bad performance in 271 PA is good or bad luck.
This particualr comment is ludicrous:
Scouts saw his poor plate discipline and just reported, “he’s not ready yet, fire it in there.”
If scouts "saw (or knew about) his poor plate discipline (which I have no doubt they did)," wouldn't they tell the pitchers the exact opposite, or, "Don't fire it right in there! Give him little to hit since he'll swing at anything anyway." Isn't the first rule of pitching that if a player swings at bad pitches, don't throw him a strike, and vice versa? I'm sorry, I don't buy any of this...
I'm not sure what to make of Jeff's start, because on the one hand, how could a big league team not even talk to their Southern League affiliate about a player? I'm no scout, but I could tell anyone who asks about Jeff's trouble hitting pitches outside the zone. It seems hard to believe that professional scouts in AA, watching the game for whatever purpose, wouldn't notice that.
However, mgl, I don't necessarily agree with you either. Suppose that a team had no scouting report on Francoeur, just his AA line stats. I don't see instructing your pitcher to throw a recently-called-up minor leaguer a diet of breaking pitches out of the zone; the guy wasn't hitting that great in AA, so why put him on base when you can get him out if you challenge him? Of course, the assumption that teams had no scouting report is not a good one.
JCB,
"BBTF" doesn't *have* the commentators (referees) on your work. We provide an open forum.
Sorry it isn't all back-slapping.
I'm too lazy to google last year's projections that Francoeur was going to be great like Juan Gonzalez.
In the last sentence I proposed a hypothetical one-line scouting report. I have no idea what scouts tell teams. I don't pretend to know. All I was trying to give an example of the type of scouting report a minor league scout might give. A throwaway line that I put about five seconds of thought into writing, yet it has somehow become the focus of stat-head-centric board. I don't see anything of substance in mgl's post that I did not address in my original post. Could this all be random chance? Absolutely, but I think there might be more to it. I might be wrong, but nothing I said should be characterized as ludicrous or silly. Misguided, perhaps.
If anyone has any more for me, please discuss it on my blog. I clearly bring out the worst in people here, so let's keep this stuff off of this board.
My only comment is that I believe the Braves CAN send him down to Richmond without any long-term negative consequences. Jeff has to understand that right now he is overmatched. And nobody is better at communicating with players, especially young players, then Bobby Cox.
Which is the only thing that lends me pause in this whole episode. I hold Bobby Cox in very high esteem when it comes recognizing and developing talent. His record is almost without peer. He looked at Andy Marte and must have given his ok to trade him. He looked at JF for almost 300 plate appearances and decided he was ready to contribute in 2006. (I had thought Jeff was thrown into the breech but would be sent back down to begin this season.)
Of course, it is also possible that Bobby knows what we don't in that JF will "break out" at some point.
I haven't been to a game yet this year. I sure miss the crack of the regression toward the mean and the smell of projection algorithms.
I know, JCB. This is the kitchen, and that is heat. Check the interactions when I wrote about Glavine's first season with the Mets. I got the same comments.
If anyone has any more for me, please discuss it on my blog. I clearly bring out the worst in people here, so let's keep this stuff off of this board.
Gonna have to be tougher than that to make it as a researcher.
Jerome Walton and Dwight Smith tip their caps...
I saw Francouer play yesterday and he looked overmatched, but then again Sheets was pitching. Beautiful day at Miller Park. I've got a sunburn.
Jerome Walton and Dwight Smith tip their caps...
And Bob Hamelin.
and Kevin Maas. And Joe Charoneau. Etc, etc, etc...
I don't think that's what MGL meant. By subset, I take him to mean a group of rookies who share certain charcteristics, age, hitting style, handedness, speed, tools...
If you can show how Smith, Walton and Hamelin were all truly similar, and identify others in that group, that would be one think.
But listing a group of random rookies who performed well and then, pffft, well, that's not evidence of anything.
Walton was a slightly built CF with good defense.
Scouts are all looking for the same things, regardless of level. The problem is that scouting reports for minor leaguers are based on incomplete data. Scouts don't see every player play every game - teams don't have that many scouts, they have to cover more than one team, and there isn't as much video of minor league games as there is of major league games, so you can't always go back and look at tape. You make judgments based on what you see, when you see it. A minor league scout might have seen Francoeur play 10-15 games, tops, against widely variable competition. There's much more room for error when evaluating a minor leaguer (just as there is when evaluating his statistics).
-- MWE
Walton was a slightly built CF with good defense.
Yes, but a counter-example to Walton would be Marquis Grissom.
A counter example to Smith would be Rusty Greer
A counter example to Hamelin would be Steve Balboni or Travis Hafner
I don't think you could look at all three sets of matches as rookies and predict with any authority that Walton, Smith, and Hamelin would bomb, while Grissom, Greer, and Hafner would thrive.
(not that same person said both things, obviously)
Not really. Walton was a pretty good CF. Smith was a born DH. Smith was a far better hitter. Walton was worthless at the plate if he didn't hit .300.
Smith was fast, but a pretty poor baserunner. Walton I recall was an excellent baserunner.
The guy sure looked like a hitter. He could run. Seemed to know the strike zone. But Miserlou is right in that the only defensive spot was left field and THAT was iffy. He made Lonnie look adept.
I wrote Jerome Walton off as a legit player two months into the '89 season. You could tell THAT was luck. He was just a guy. Dwight Smith, totally different. I figured that guy for 10-12 years and maybe an All-Star game or two just on his hitting. Good one Harv..........
Taking isn't the problem. My feelings aren't hurt, and I certainly don't lose any sleep over any BTF comments. In fact, so many BTF comments are excellent, which is why I consider myself a primate. However, there is no reason to put forth comments in such a manner. I respond to intellectual bullies, because they prevent people with good comments from making them. I'm trying to point out that such behavior is unnecessary. Over my research career, I have received hundreds comments, some good and bad. If I couldn't take it, I would have been weeded out long ago. Rejection comes with the business, it's the tone I have a problem with.
I understand completely, JC. Did you get the chance to look at my Glavine piece? It really has the same comments (fromt eh same poster).
Assuming this site reaches a wider audience than your blog, having hte discussion here is *likely* to get more good evaluation. Not necessarily, but potentially.
I know we're getting off the topic, but this may be the understatement of the year. Jimmy Piersall said that Dwight Smith had one baserunning strategy--Run with your head down until somebody tags you.
Smith suffered because the Cubs, for at least the last 20 years, have had abysmal player-developement success. Their players rarely improve as they come to the majors. The Braves seem to have a better track record in this area. I think that bodes well for Francoeur.
JC also detailed that Francoeur's MLB #s were better than his MiL #s. "The funny thing is that his performance in the minors was slightly worse than is PrOPS numbers in the majors."
As far as "looking at each PA on video," JC is a Braves fan and I bet he has seen the vast majority of Francoeur's at-bats, both last year and this year.
I, for one, thought his article and accompanying analysis were balanced and insightful.
IIRC, Bill James totally disagreed with you. In his 1990 book (they're all at home right now), I remember him raving about Walton. It gave me warm fuzzies as a Cub fan. 1989 turned out to be a complete fluke for much of that team (except for Maddux and Moyer).
Do you mean this One? There were some doozies, like "I'll address this post to Sam M., because I don't think that Chris is either able or willing to understand it." Compared to that Mitchell has been sweetness and light here.
if you didn't catch it the first time around, you might enjoy this excellent article about Jeff Stone and why he didn't make it.
Link
He's hurt. The question is whether Cox / Schuerholz will cut bait with Brian Jordan when Johnson is healthy, send Matt Diaz to the minors, or leave Johnson in Richmond.
Prior to drawing first major league walk:
379/394/734, 10 HR in 120+ PA
Remainder of last season after that (including postseason):
228/281/376, 4 HR, 11BB in about 160 PA
Total line since then including postseason and this season (thru Tuesday):
213/250/354, 7 HR, 11 BB in about 240 PA
My cutoff of when he drew the first walk is coincidence; I eyeballed his game log from last year to try to identify when he really started to plummet. He peaked a few weeks earlier, but this looked to be the point where he really started to suck.
Johnson's injury is a pretty big blow to the Braves in terms of OF depth...they still have Jordan and Diaz to possibly 'spell' Francoeur, but they're pretty much bench players and short-term solutions at best.
I don't know what the Braves should do at this point. Like most, I expected a regression, but this is beyond the pale - to the point where you just feel for the kid. I think he has too much natural talent not to be a decent player in this league - but he's going to be *very* up-and-down until he (hopefully) gets better pitch recognition and some semblance of the strike zone. Now whether he should learn in AAA or the majors...
All that you can demonstrate is that his actual performance was an outlier, of indeterminate cause, and that all else being equal the PrOPS line was likely to be closer to his actual 2006 performance than his real 2005 performance would be.
I am really of the opinion that we need to stop talking about "luck" and "randomness" and throwing around terms used by statisticians, if we want our work to be more broadly accepted, and start investigating outliers more closely before dismissing them as "just" outliers. Sometimes individual players don't fit the broad statistical models.
-- MWE
I agree with Mike on this one - luck and randomness might account for the change in some players, but its not the only reasonable explanation. There sometimes are, as Mike indicated, outliers.
Its possible that Francoeur's early performance was simply luck, but its also certainly a reasonable possibility that scouts and pitchers figured something out about him. Both are logical explanations, and there is no real evidence regarding which is the primary factor here.
In fact, after reading this article, his whole permise is silly and misguided.
This is really an awful statement by MGL. Not because the reason suggested in the original article is neccesarily true (I personally lead more toward the randomness explanation), but because the original article is well thought out and certainly a reasonable explanation and should not be discarded with such arrogance.
I'd caution against drawing any conclusions from Hamelin. He had serious eye and back problems.
I mean, Bumbry was never a BAD player, just never anything like his rookie season of 400 or so plate appearances
Listach, on the other hand, was always a bad player
I could see this being the case with the Bo Harts of the world, but didn't everyone know about Francouer's plate discipline issues? For $25 you could probably have found this out from BA's prospect book.
Luck and Randomness seem to be the new gods. In the old days when people couldn't explain stuff they'd blame it on the gods. Now, I'm a theist, so this isn't necessarily a bad thing....
I also suspect that the majority of mlb pitchers don't care what a scouting report says on some guy fresh out minors- they are going to challenge him until he "proves" something.
Or it just could be randomness- Franceuor's career mlb stats NOW are not that far off his translated stats...
And sometimes guys that hack and flail their way to proficiency in their first 30 games or so predictably come crashing back to earth. Sure, on the whole, outliers should be examined more closely but let's not complicate the Francouer case.
Yeah, I just read "Against the Gods", and oddly enough Keynes is quoted as saying that the problem with economics is that it can tell you that the ship will sail smoothly overall, but it won't help you with the storm dead ahead.
Listach, on the other hand, was always a bad player
And you know who had a remarkably similar (but inferior) rookie year to Listach? Julio Franco.
Listach .290/.352/.349 54/18 SB 99 OPS+
Franco .273/.306/.388 32/12 SB 87 OPS+
Franco had better power, and a little better plate discipline despite walking half as much, 50 K to 124 K in about the same AB's. But there's noting about those two lines to make you say the top guy will be out of the game by age 30 and the bottom guy will become the oldest player ever to hit a HR.
I pondered---notice the post wasn't titled "explaining"---if minor league scouts scout double-A scout players differently than major league advance scouts.
Scouts are all looking for the same things, regardless of level. The problem is that scouting reports for minor leaguers are based on incomplete data. Scouts don't see every player play every game - teams don't have that many scouts, they have to cover more than one team, and there isn't as much video of minor league games as there is of major league games, so you can't always go back and look at tape. You make judgments based on what you see, when you see it. A minor league scout might have seen Francoeur play 10-15 games, tops, against widely variable competition. There's much more room for error when evaluating a minor leaguer (just as there is when evaluating his statistics).
-- MWE
I rarely post here... but Mike's above comment here couldn't be further from the truth... A Minor League Scout evaulating a AA player looks for TOTALLY different things than a Major League Advance Scout. It is a different job, requiring a different skillset (which is why teams employ different individuals in these roles).
A Major League Scout is evaluating a AA player based on his skills as they are (his 5 tools) and how his tools project to play in the future... Grading him on both how he would fare at the major league level now and how he would perform in the future. A scout will not only review his tools, but his makeup and other non-quantifiable factors. Certainly a scout will include in his report items such as "tendency to chase sliders off the plate" or other weaknesses... but in a less precise and definitive way than a MLB advance scout. A Major League scout at a major league game will evaluate major league players in the same way as a minor league player.
A MLB advance scout will frequently chart every pitch thrown to a batter (both pitch type and location) and will include the results of the pitch (i.e. taken, swinging, put in play etc.).... a MLB advance scout will produce a hit chart and identify specific pitching patterns that a hitter is vulernable to. The information is much more detailed than the work performed by a Major league scout at the AA level.
From the teams that I am familiar with some of their internal processes, they use different computer systems to record the reports of the scouts scouting the Majors and minors than the use for the reports of the advance scouts (which is often further supplemented from information received from a Team's Video Department).
Joe
OK--Rich Coggins,then; he & Bumbry were the Smith/Walton of their day
so after 21G, 85 PA's, Francoeur is at .190/.207/.303
in his first 85 PA's after his ROY award, Bumbry was .198/.247/.296
Smith batted lefty, Walton right, and Smith had a much broader skill set--he had more power than Walton, better discipline, and at least as much speed. I thought he was going to be a hell of a player; I always thought Zimmer gave him the shaft.
I know it's easy to claim NOW so clearly I will accept folks rolling their eyes. But any Brewer fan in attendance then and now will agree that Pat just had one of those years. He was a .250 hitter in the minors, in hitting environments, who did manage to draw some walks. But you could see that pitchers could knock the bat out of his hands. Garner running him into the ground didn't help matters as Pat didn't have the body to hold up to the pounding of running the bases willy nilly.
As a totally separate note, all of the Brewers who ran amok in 1992 saw a downturn the following season. Would make for an interesting study to analyze the before and after of a team strategy of running wild one season.
This is the traditional once around the league and then fall off the cliff pattern.
and actually, their rookie seasons weren't THAT comparable (offensively)
Smith was .324 .382 .493 OPS+ of 142
while Walton was .293 .335 .385 OPS+ of 100
there's a tendency to group them together because they happened to be rookies on the same team
At this point, I don't think Francoeur can learn to handle major-league pitching. He seems to be missing some of the requisite visual skills that make it possible for him to effectively handle breaking and off-speed pitches. Those visual skills are congenital. You either have them or you don't. If that is the case, asking him to learn patience and be selective is like asking someone who is color blind to learn to discern colors. It just isn't going to happen.
yes, they do, and, no, it doesn't really make sense
but that's the way it's been since I can remember
I guess it's to see if they're man enuff to be up in the Bigs
Yes, dlf, that's hte one.
Nice link Guapo.
Very cool, Colin - I didn't realize it was so dramatic.
Nice to see you, Joe. Hope things are good.
I almost mentioned Listach as well.
I've talked to a number of scouts who do both major league and minor league games when they pass through my neck of the woods, and typically they evaluate players in the same way regardless of level, and capture the same set of information. That said, I accept Joe's comment that advance scouts at the major league level do something different, and I should not have used the general word "scout" to refer to both sets of individuals.
-- MWE
Also, i really dont understand how you can write off 10 HRs in 100 ABs as luck. This isn't singles falling in to boost a BA
through two starts against a particular team: Jeff was 41/97 with 7 2b, 1 3b, 8 hr, 3 bb, 19 k, for a .423 average and .763 Slugging. after his second start against a team he 36/160 with 13 2b 6 hr, 8 bb, 39 k, for a .225 average and .419 slugging.
Kevin Maas says "hi". So does Victor Diaz.
And Mike Jacobs.
It's not "luck" to be *able* to do that, but many prospects will hit 10 HRs in a *given* 100 ABs. That he did it in his first 100 ABs is teh "chance" part.
Kevin Maas says hi
...
The fatal error is assuming that his performance in those 271 PA means anything at all - that poor performance following good performance means that "pitchers have figured something out."
Isn't it possible that a factor in Francouer's being lucky last season was that he was getting more than his usual share of hittable pitches? Of course it is.
Does his good luck prove that he was seeing more hittable pitches? Of course it does not.
"[P]oor performance following good performance" does not necessarily mean that "pitchers have figured something out." But it doesn't mean that it's impossible that the pitchers figured out something, either.
I don't know thing one about Jeff Francouer, but the inherent randomness of player performance doesn't preclude the possibility that sometimes there may be explanations for why players hit above or below their true talent level for a period of time.
poor zone control, good rookie season, sux ever since.
He hit the majors in 1980 and had hit .350 in 1978 and .352 in 1979 ( BA titles both years) and had hit 59 doubles and 39 HR in 240 games in those years. Don't have his walks but that's a pretty fair package even if he didn't walk much. And he wasn't a hacker in 1980.
Quite.
In fact, I'd go further - in cases like this, attributing a thing to "luck" is not an explanation. It's a refusal to give an explanation, an indication that you don't care about the matter. Which is fine, but then you shouldn't insult people who do find it interesting. To take another popular Primer discussion, I believe that Beltre's 2004 was a fluke in that he is extremely unlikely ever to replicate those numbers in his career. But it most certainly wasn't a fluke in the sense that he rolled double sixes every time he came to the plate. He was seeing the ball and hitting it with authority - 48 HRs, not 48 seeing-eye grounders. And now, of course, he's back to where he was. If you're interested in this from a purely statistical perspective, it makes sense to write this off as an anomaly, and move on to something else. But from a mechanics-of-baseball point of view, I find it fascinating.
The same applies - although to a much lesser extent - with Francouer. It seems that mgl is essentially saying that just because Francouer did very well in his first 271 MLB PAs, when that is taken into account with the rest of his professional career we had little reason to think he will do well in 2006. And, although he says it in a nasty way, I wouldn't begin to argue with him. But the question JCB raises is why Francouer did so well in those 271 PAs, which mgl doesn't address. I found his theories interesting, although I don't agree with all of them.
Perhaps what this comes down to is a difference in perspective. As a fan, I simply want to understand the mechanics of baseball, and how to appraise past performance. Trying to project the future is of little interest me. From the point of view of mgl, involved in professional analysis and so on, it's a different question. Statistical projections are what matter because that's what he can offer - and I respect him a great deal for it. I just wish he wouldn't dump all over this thread.
poor zone control, good rookie season, sux ever since.
And what's the point of all these random examples? No one has claimed that rookies who have good seasons then tank are rare; it happens all the time. But is there something that these guys have in common, aside from their sophomore year struggles? I don't see it. For every example of a flop, there are examples; same age, same position/defensive ability, similar batting lines, similar speed indicators, etc, who were successful.
What is it about Jerome Walton that made him a bet to flop, while Marquis Grissom did not? Or Bob Hamelin/Travis Hafner? that's what I take mgl's " I highly doubt that any particular subset of rookies has early success and then a large dropoffs " to mean.
That said, I do think there's one; The 26-27 year old DH types. Look at Hamelin's age 27 comps. A sad list. Bye Bye Balboni's the best of them. Guys like Hafner are the exception.
As it happens I ran a fairly large study a few years back of player batting stats in consecutive month. Limited it to players who had 90+ PAs in consecutive months -- making it very much on point here. (study had 1471 player/month combinations. I tried to cull all of the players who had been traded. May have missed a few but I doubt it'll make a big difference). Rates to largely eliminate the issue of injury.
Standard deviations of various stats in the study.
BA OBP SLG IWR ISO OPS
.049 .057 .117 .034 .090 .160
(IWR is OBP-BA. ISO is SLG-BA.)
Largest swing in the study: Brett Boone
Boone hit .367/.417/.755 on 107 PAs in July 1995 Followed it up with a .152/.252/.212 in 112 PAs in August.
Point being that 100 or so PAs don't tell much about a player's ability level. The expected range of performance is huge.
Shane Spencer scoffs at such feeble production.
Oh, man, that one's easy. I'm no sabermetrician and I can tell you: Jerome Walton was a centerfielder for the Chicago Cubs.
Statistical analysis - at least at the macro level that we typically have to evaluate due to the level of data available to us - is not sufficiently granular to give us that answer. "How" a player achieves his numbers - the shape of his performance - is (normally) more important than the numbers themselves. As more granular data becomes widely available, we might be able to get a better feel for this.
We also don't know the extent to which external factors - injuries, personal stresses, conditioning or lack thereof, drug usage (not talking steroids here, FWIW) - might have affected a player's performances.
-- MWE
Yes. Francouer would not be with the Braves right now if Johnson were healthy. It's been a huge blow. Huge.
Hmmm, Adolpho Phillips, Walton, Corey Patterson. You may have something there. Is it too early to write off Felix Pie?
At least Andy Pafko made good.
I wonder if they were able to get an escape clause just in case he gets sent down and never makes it back up, or if the braves are able to package him in a trade for a serviceable outfielder.
And yes, as I said in my original post, it is certainly possible that JCB's premise is true and I am certain that that secenario happens occasionally, maybe even more than occasionally. My main contentions were that in the absence of anything (evidence) other than speculation and conjecture, it is likely that Francouer's pattern of performance is not much more than random fluctuation. Or at the very least, that is always the default theory we must fall back on until and unless we have evidence that allows us to make inferences otherwise. I see no evidence of anything in this article. assume it was not meant as a "research study" by any means, so that's fine.
I also stand by my statement that teams would be throwing "right at" a hitter who is known to have little plate discipline (JCB is the one who stated that that was the scouting report on him) is a ridiculous assertion. Do they throw fastballs at guys who are good at hitting the fastball and curveballs at hitters who are good at off-speed pitches? Are teams living in a "bizzaro world" to paraphrase Rob Neyer. My guess is that JCB now knows this (he is a real smart guy), but does not want to back down, as most people are loathe to do. My guess is also that rookies receive far more breaking balls than fastballs, as compared to veterans, again, for obvious reasons, but again, I do not know this and would not be shocked if I were wrong.
And BTW, I have trmendous respect for JCB. His work on Mazzone was brilliant - one of the best revelations in a long time. However, if I don't like something that someone writes, I am going to say so even if it might hurt their feelings. I don't recall saying anything personal about Mr. Bradbury in any of my posts.
Most hitters when in a slump look awful (and amazing in the midst of a hot streak), and any number of armchair scouts can point out what they are doing wrong. He is not using the whole field, he is jumping at the pitches, he is swinging early in the count ( all problems currently plaguing Francouer ). Hitting is a dubious skill to quantify, and IMO, lot of it has to with personal confidence. thats why the famous "sophomore jinx". How do young players with no proven track record adjust when they hit a big slump for the first time? If Francouer is unwilling to make any adjustments, thats when you have a "problem".
In response to Mike's post, what is the purpose of quantifying luck? There is no true talent level at any point of time, there are only confidence intervals, which we can project to based on available data. more data, less noise. While it might be interesting if someone could quantify luck, I think it would be an exercise in futility. Outliers are people at the edges of the confidence interval, who due to rather propitios conditions, achieved their stats. Didn't PECOTA have Ryan Howard projected for 70 homers with a 5% chance this year?
As for the article itself, I thought it was a fairly intelligent comment. As to why minor league pitchers might have been more successful, I think one would also have to think that being minor leaguers, they have less control, and are not around the strike zone all the time. I can see type of pitchers giving francouer fits, yet not totally shutting him down.
as an addendum, i know MLEs exist, but not in the hitter's mind. Every level is a new challenge, which you wonder if you can overcome...
Because I don't think that is what Mike said or what he is talking about.
It isn't about trying to develop an entropy measure. It isn't about trying to improve the calculation for the confidence interval in Classical Statistics.
What Emeigh is talking about is with improved instrumentation, you should be able to get improved metrics.
Daly hits on the problem. Depending on the context, the sabes use luck to either describe variables they randomize in a projection, or for prior event spaces, those factors that they consider to be external causal agents.
Most of the rest of the world uses luck to mean someone's fortune or fate.
When the scientists mix with the fanboys, they then create a new "God" This external thing called "luck" then creates causality into the event space.
What Emeigh is saying is that with more instrumentation:
(1) We don't need to randomize everything, with better instrumentation, we can predict some things that we currently project with random variables. AND
(2) Not everything that is treated as an external causal agent is totally external. We should be able to exhibit influence on some things.
He could also be saying:
(3) Even if there are external agents that we randomize in projection, better plans can still be developed to deal with those things for which we have partial control.
The problem is, particularly among certain populations, is people will just throw their hands up and say "it was luck."
I'm no great fan of Cadbury, but he is at least formulating a hypothesis on repeatable criteria that can be seen among certain populations. Some of it sounds plausible.
mgl opines that you cannot create any type of selection algorithm to define that set. That is also valid, although I think it might be obtainable.
But to answer your question and to also deal with this "luck" concept, that is why the word is dangerous and it impacts conversation.
Francoeur did exhibit the performance output over these last two years. The other examples of Walton, Smith, etc. did exhibit those output lines in those years.
Over the set of all MLB players that make and play in the major leagues, the MLE's do converge to whatever error rate mgl cited.
There should be no arguing these conclusions. The only question is whether the whole set that is measured by MLE's exhibit two distinct curves or one distinct curve, each curve having its own statistical properties.
If you answer that question, the next question would be is there any causal agent you can introduce that will push the "slumpers" into a more stable development pattern.
That isn't measuring luck. That is searching for what would be a valueable tool in personnel selection.
Whether the results are random or not...the causes are never random...been to a lot of games and never seen a pitcher or hitter rolling dice yet...
All the people involved in a play make concious choices...and those combine to create a "psuedo-random" result. But that apparent randomness is only because of the limits to our knowledge of the process. With every increase in knowledge we decrease the level of randomness in the results.
If we had stats breaking down how Jeff F. hit based on the type of pitches thrown, where they were in or out of the strikezone etc...we would be having a much different arguement. Without those kinds of numbers arguing for "randomness" is exactly the same as old timers who felt that there was no skill at all involved with drawing a walk, it of course was purely random, or only "luck".<b></b>
If you answer that question, the next question would be is there any causal agent you can introduce that will push the "slumpers" into a more stable development pattern.
That isn't measuring luck. That is searching for what would be a valueable tool in personnel selection.
And even if you can't identify a causal agent that will help the "slumpers", it would be extremely valuable if you can at least identify whether a player is a slumper early on. If you knew in October '06 that Francouer would fall appart, or Angel Berroa after '03 or Dwight Smith after '89, then you don't make plans around them or give them big contracts.
I think MGL is positing that you can't even identify that. I would say we currently are unable to do so given the data available to us outsiders, but wouldn't go so far as to say that something like that is impossible. Which I guess is what Emeigh and BL are saying.
I believe that you might be taking this a different way than was intended. From what I read of the article, it seemed to me that he was making a conjecture of why Francoeur was doing well rather than making an assertion that scouts must be telling the MLB pitchers should just chuck it in.
People do have the tendency to be loathe to back down, but I believe, in this case, it's miscommunication (and perhaps mgl using words which are cantankerous, at best).
I also agree with what Backlasher is clarifying in this conversation. Emeigh, IMO, is talking about better instrumentation and not trying to "quantify luck" but rather trying to see if you can get more data that is relevant to future predictions.
I think I would disagree with Godot that there IS a true talent level at any point in time. However, I DO think that it's nigh impossible to figure out, and that's where the confidence level issues come in.
Whether that data will lead to enough improved projection to cover that confidence level is questionable, but not necessarily futile.
Also, I, too, believe that "luck" should probably be discarded for a different term like "outlier" or "randomness." Too often, people get stuck on the semantics and therefore shut down their brain and refuse to discuss when they see results attributed to "luck," and what's the point in using a term which will repeatedly get misconstrued?
While this is, in part, true, in the end, EVERYTHING comes down to randomness (if you believe in Heisenberg's uncertainty principle). So, in a sense, you DO have randomness rearing it's head even if you have access to perfect data beforehand. The question is how much does this randomness affect the predictibility of events.
F
I guess to some, what seems to them to be a movement to explain away everything as chance is equally annoying. I don't see it that way, but hey, could understand how some people get that idea.
You might have something. He sucked the last month and a half he was in the majors though. Did he suck because teams were developing a scouting report on him, or did he suck the more he faced teams because he was just sucking in general.
</Mitchell G Iverson>
well....test this from both ends...the first couple of months when he wasn't sucking, he batted .200 when facing teams for the third game or later. In the last couple of weeks and the playoffs when he faced three teams for the first time he batted .381 with walks and power in the first two games against those teams, and .058 after the second game against those teams.
You're getting incredibly small sample sizes at that point though.
Rolling dice is not any more random than hitting. Just like hitting, the results are determined by forces that are measureable. If you are going to define one of them as being luck based, then it follows that the other is as well.
Uncertainty?
I think "luck" is often used as shorthand for "that which we aren't measuring/predicting/adjusting for".
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