April win percentages - Page 6
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Mortal
2943 Posts
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FakeDeath
Malaysia6060 Posts
TvZ is already getting stagnant with every Terran going bio+mine. A nerf must come to WM and then a slight buff to Siege Tank. It's stupid how WM can be cost effective than Tanks. I want to see more variety. Not Bio+Mine 24/7. And SH needs a buff in burrow-reburrow time and slight movement speed increase. | ||
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Pandemona
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Charlie Sheens House51449 Posts
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Jinky
United States64 Posts
Once you start beating top KRs (ie. you are pushing on the limits of what your race can do), then you can start considering if balance is holding you back and make silly threads like this. | ||
GTPGlitch
5061 Posts
On May 02 2013 07:23 Goldfish wrote: Yeah I agree. The game is mostly balanced besides hellbats and widow mines drops (which are really silly IMO). Widow Mines should have cap on the amount of units it can hit (you can set it in the "Search" field, and set "Maximum Count" to any #). The game where 1 widow mine took out 14 probes (sOs) and he lost just because of 1 WM was crazy. Widow Mine blast should cap at like maybe 10 units or so. Even as a mostly Terran player (playing random the other time), I don't like Widow Mines or Hellbats that much. In BW, nothing was as random or could change the entire course of the game as a Widow Mine (for example). Reaver scarab blasts were predictable and slow (both opponents could micro against it easily). The scarabs would dud and do no damage sometimes but that was only if the scarab traveled some crazy pathing (like trying to travel around a structure or something, as scarabs had ground pathing and could be blocked by ground units). Plus, it's rare that 1 or 2 scarabs changed the outcome of the entire game (mainly because units didn't really clump as much) like Widow Mines do. I say a cap of like 10 units max (again, it can be set in the search field of the data editor under "Max Count" or "Max Target"). Anything that makes the game end (or decides the entire game) due to 1 or 2 things (especially if they are random as widow mines) should be nerfed somewhat. Randomness isn't a problem itself. I mean WarCraft 3 and Dota have randomness, but nothing in WC3 or Dota have randomness enough that you lose the game outright due to 1-2 bad rolls (there have been plenty of times in Dota where the entire team gets taken out due to something "unlucky", like being caught out of position but they still were able to make a comeback... in SC2 this rarely happens as much due to how 1 or 2 unlucky things, like a Widow Mine taking out 14 or your workers early game, can put you far behind that you probably won't make a comeback). (Also it's not just Widow Mines either. I think Protoss in general has that problem where the whole investment is on one big Protoss army, and if they lose or win 1 big battle with that Protoss army, the game is decided there. That's why I dislike watching anything involving Protoss. TvZ is more back and forth and more gradual.) While the game with sOs where 1 Widow Mine destroyed 14 probes is rare, something like that shouldn't be in the game. tl;rd - Widow Mines should have a "Maximum Count" (editable in the "Search" effect) of 10 or less (rather than unlimited like it is now). widow mines should never get 14 worker kills on there own unless you try and kill the mine with the workers or you just don't see it happening. Also, in BW spider mines could kill 10-15+ workers if someone made a mistake. There was one game where probes were transferring down a ramp and a dragoon triggered a spider mine as he was crossing the probe's path. Roughly 20 probes died to one mine that comes for free on a cooler version of the hellion. EDIT @Jinky: That's a really dumb argument, because balance affects players no matter how bad they are. If i'm in bronze, and there's another guy in bronze, and protoss has a 99% winrate vs terran and he's playing protoss, it's very likely he beats me because we're at the same skill level and balance favors the protoss. Sure, I can just get better and win, but throwing the casual players under the bus isn't exactly the way to go about making star2 super popular | ||
Oukka
Finland1683 Posts
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TheFish7
United States2824 Posts
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Crushinator
Netherlands2138 Posts
On May 03 2013 00:23 Mortal wrote: Small sample makes statistics this close irrelevant. The samples seem quite large to me there are 400 tvz games in the data. Correct me if I'm wrong but I;m almost certain the 45/55 distribution found would lead us to reject the null hypothesis that each race has an equal chance of winning. That alone makes this pretty interesting | ||
rustypipe
Canada206 Posts
On May 03 2013 01:03 Oukka wrote: As people have already said for a few times Zergs having a bit lower winrate, especially vs Terran, will very likely correct itself soon enough. Zerg being the race that gains most advantage of extreme greed, due to "saving" of production cycles, has to wait and find a solution to aggression of other races. If Zerg is buffed now I think WoL will happen and we'll have something very similar to BL+infestor at the end of 2012. This is the problem, Zerg are even more so on the back step now in ZvT then WoL or in the history of SC2. The Zerg's advantage has always been greed and the ability to remax quickly. However now with all the horas units Terran has zerg is just constantly having to stay back and defend and try to get drones out, if he drones a little to hard a few hell bats of widow mines can end the game. So Zerg really has a hard time being greedy and even in the event that we do manage to prevent any damage and get our 3 base 70 drones out fast, armies can disappear in a second or wrong click due to widow mines. Much like many other people have said the ZvT matchup is getting really old really fast. Every game is the same story, either the zerg all-in's or tries to hold 3 base and prevent the plethora of ways Terran can now cost effectively hurt your drone line until muta or tier 3. Zerg just can't move out or put pressure on Terran till tier 3 now more so then ever ![]() | ||
Ettick
United States2434 Posts
On May 03 2013 00:23 Mortal wrote: Small sample makes statistics this close irrelevant. It's much more relevant than it would be if every single minor tournament and ladder game played last month was included. | ||
sixfour
England11061 Posts
On May 02 2013 02:52 Alryk wrote: Please point out why the methodology is flawed; I don't see any inherent selection/etc. bias in the samples. I also don't see your reasoning about the sample size. Sample sizes of 1,000 are often used to properly represent the national population - they're usually seen as accurate as well. The problem is they need to be representative of the population. If this is supposed to reflect the pro scene, it does so well. You don't actually want a large sample size. If the sample size gets too large, you actually increase your error. Smaller samples are almost always better as long as you get past the initial 50-100 sample size road block. Second paragraph is hilarious Methodology is flawed because it takes no account of relative standards of players, perceived map imbalances, formats potentially influencing results (team leagues with winners league format exaggerating map imbalances, the same allowing for abuse of poor individual matchups, longer series with uneven opponents counting for more than shorter series with even matches etc). I guess if you had a random 2700 chess player take white against Carlsen over 500 games, you'd come to the conclusion that in chess Black is OP? | ||
Emzeeshady
Canada4203 Posts
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Sissors
1395 Posts
On May 03 2013 01:12 Crushinator wrote: The samples seem quite large to me there are 400 tvz games in the data. Correct me if I'm wrong but I;m almost certain the 45/55 distribution found would lead us to reject the null hypothesis that each race has an equal chance of winning. That alone makes this pretty interesting Since you asked nicely, I will correct you. The data found can be used to reject the null hypothesis that in the ZvT games the zergs had on average a 50% chance to win. Thats an important difference, lets say I play 100 games with terran vs life. Result is 100 wins for him, but you also cannot use that to reject the hypothesis that each race has an equal chance to win. As said before, if you remove the WCS qualifier results everything falls within the uncertainty. | ||
parkin
1079 Posts
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avilo
United States4100 Posts
People will probably jump on me for saying this, but it's actually a good sign that Zerg is slightly behind in these statistics because of aforementioned...it takes longer for Zerg reactionary play to develop compared to T/P play. In a month or two we'll see Zerg winrates rise quite a bit because the game is more figured out. Zerg is the most reactionary race. Same thing occurred with wings of liberty, in which Terran was nerfed into the ground and Zerg was overbuffed at the same time. So hopefully blizzard learned from wings and waits. Also, statistics have nothing to do with metagame/maps being involved with balance. | ||
( bush
321 Posts
On May 03 2013 02:24 avilo wrote: These stats mean nothing, the game is very new right now. Also it takes Zerg the longest time to adapt to new strategies due to the larva mechanic and their new units come into play later in games than the T/P equivalents. People will probably jump on me for saying this, but it's actually a good sign that Zerg is slightly behind in these statistics because of aforementioned...it takes longer for Zerg reactionary play to develop compared to T/P play. In a month or two we'll see Zerg winrates rise quite a bit because the game is more figured out. Zerg is the most reactionary race. Same thing occurred with wings of liberty, in which Terran was nerfed into the ground and Zerg was overbuffed at the same time. So hopefully blizzard learned from wings and waits. Also, statistics have nothing to do with metagame/maps being involved with balance. I dont get those people saying we already need a balance patch. We waited 7 ~ 8 months to get a tiny balance change after the dumbest patch on earth (aka 1.4.3 queen + overlord buff). Cant we just hang on a bit more after an expansion is released? | ||
plogamer
Canada3132 Posts
Then there's the issue of shifting meta. TvZ games when widow-mines were newly being used will not be representative of games currently. This is a lot like Zergs presenting stats that include games from the start of WoL to justify win-rates in late WoL (broodlord/infestor LOL). Each patch should be reflected in the data - and ideally (though likely impossible), each shift in the meta should be reflected. TLDR: Amateur statisticians killing e-sports. | ||
ianjamesbarnett
United States13 Posts
My main beef is that standard errors were not presented. That's fine, considering how they are actually difficult to obtain so I don't blame the person who put this together. They weren't claiming anything and simply gathering data, so no one should be throwing any stones. Let's take a look at the ZvT data. Supposing each game was independent this would be a binomial proportion with standard error ~0.024. In reality, the data are far from independent as I imagine many individuals are involved in multiple observed results. This added dependence will increase the variability leading to a larger standard error. That being said, the 0.024 I mentioned is likely too small. It is difficult to correct for this dependency, but one way would be to bootstrap the data to estimate the standard errors estimates. I don't feel like getting deeper into the data and coding that up, but to be honest I think the difference in win rate from 50% will still be outside the standard error. From my experience I cannot imagine that we would see even close to a 2-fold increase in the standard errors above the 0.024 we observed in the independent case. Also, please people, stop complaining about the source of the data. If you think people should look at KR only for balance, then obviously this dataset is not appropriate, but it doesn't claim to be anymore than it is, so please calm down in that regard. On the other side of things, let's not go crazy in interpreting these numbers. As many people have already pointed out, the reason for significant discrepancies could possibly have to do with things other than balance. Who knows if balance is to blame, that cannot be discerned from this dataset. That doesn't make this dataset useless though, far from it. It shows there exists a discrepancy, it is up to us to figure out why. | ||
Eventine
United States307 Posts
https://docs.google.com/spreadsheet/ccc?key=0Aqh9-jZtcUrrdFFoMDdqal9GdHdrQ05tbm9nbFUyVlE#gid=0 We can do a Z test vs. a hypothetical mean of 0.50 z = (55.66% - 50%) / 0.63% z = 8.95 We can reject the null hypothesis that the value we get is not different from 50%. There might be people who have issues with that, so if we only look at games from GSL, GSTL, PL, and GSL Qualifiers, we'd still get a significant result. mean 54.04% z = 13.42 | ||
Crushinator
Netherlands2138 Posts
On May 03 2013 02:20 Sissors wrote: Since you asked nicely, I will correct you. The data found can be used to reject the null hypothesis that in the ZvT games the zergs had on average a 50% chance to win. Thats an important difference, lets say I play 100 games with terran vs life. Result is 100 wins for him, but you also cannot use that to reject the hypothesis that each race has an equal chance to win. As said before, if you remove the WCS qualifier results everything falls within the uncertainty. I read this post again and again and I can't figure out where i have been corrected. Also as the kind person above me has shown, a significant result is still obtained with the WCS qualifier removed. Thanks for that btw :D | ||
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