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Jabor
Jul 16, 2010

#1 Loser at SpaceChem
Probability discussions by people who think they know it but don't are the really schadenfreude.

--

The important thing that you need to remember is that the chance of you having the car/million bucks/whatever isn't 50% or 1/3 or anything like that - you don't roll the dice after the fact to determine the outcome. It's either 100% or it's 0%.

When you talk about the "probability" of an unknown event that has already happened, you're really talking about your perception of the odds - your best guess, given the information available to you, as to the distribution of possible outcomes.

So, looking at the Monty Hall problem for a bit. You pick a door. There's a 1/3 chance it has the car behind it. The host opens a door with a goat behind it. What have you learned? Nothing at all about your door. You already knew there was a goat behind at least one of the other doors. Your best guess at the chance you currently have the car stays at 1/3, so you're better off switching.

But if the host opens a door at random, and it just so happens to have a goat, then you have learned something! You've learned that a randomly chosen other door doesn't have a car behind it. That gives you more information about all the unopened doors, and you can get a better best-guess for the odds you picked the car the first time.

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Takes No Damage
Nov 20, 2004

The most merciful thing in the world, I think, is the inability of the human mind to correlate all its contents. We live on a placid island of ignorance in the midst of black seas of infinity, and it was not meant that we should voyage far.


Grimey Drawer
^^^ I think so, more like calculating an average over time vs predicting what's going to happen right now. e: This was about the EV post.

SirPablo posted:

It doesn't matter if Monty knows ahead of time which door has a goat. It only matters that it is revealed.

:raise: That means he knows where they are, or at a minimum the game itself does. What I mean is in that scenario the NEWCAR will never be taken away, so 1/3 you picked the car initially, and 2/3 the NEWCAR was one of the remaining doors you didn't pick.

SirPablo posted:

In the end, there was a 1/26 chance chins picked the $1M case, and a 25/26 chance it was up on the stage. He should have switched.

In Make A Deal (I think, I've only seen a few minutes here and there) it's entirely possible that the million case has already been eliminated throughout the game, so the odds that it was his case or the remaining case were both 1/26, or by that point 50/50. Unless you mean that in that particular scenario, since the rest of the cases had been opened and there was still a million case left, that it becomes more likely it was among the larger group vs the one he picked in the beginning? I'm OK at math but statistics can get fuuuuuuuucked :saddumb:

Nottherealaborn
Nov 12, 2012

Memento posted:

Isn't EV also something you really only look at for a long series of outcomes? Like opening multiple packs of CCG cards, you can average out the return and say "this is what you can expect".

Yes - EV is over infinite tries. That being said, it can be used then to make one-off decisions. But EV does not account for your risk tolerance, which is dependent on the individual outcomes available, your current life status, and the general range between possible outcomes, among other subjective bits.

In the Deal or No Deal example posted, the EV is $500k (50% chance $1mil and 50% chance $1), so $400k seems like a bad offer. But with the wide range in outcomes, and presumably the player not already being a millionaire, it would be easy for many people’s risk tolerance to accept the $400k instead of risking ending up with $1.

I have no idea if the Monty Hall problem really applies here to switching cases. I don’t think it does, though. Randomly removing cases that have any value is not the same as removing specific cases that don’t have the grand prize.

Nottherealaborn fucked around with this message at 07:35 on May 7, 2021

SirPablo
May 1, 2004

Pillbug
https://medium.datadriveninvestor.com/deal-or-no-deal-and-monty-hall-6db67570352a

Ultimately the guy walked away with basically nothing.

Jippa
Feb 13, 2009

The best thing about this guy is he approaches it with the air of an olympic gymnast preparing to do one of those floor dances with the sticks with tassels on it.

Jabor
Jul 16, 2010

#1 Loser at SpaceChem
The big thing to account for with EV is that the value function is non-linear - the first 400k is likely to be more valuable to you than the next 600k, even though the latter is bigger numerically.

(For the bank it's purely linear, of course - meaning that you taking the gamble is a bad bet for both sides! The uninvolved spectators are the only ones with a positive EV).

Inceltown
Aug 6, 2019

No one is factoring the value the world gets when laughing at him

The Modern Leper
Dec 25, 2008

You must be a masochist

Inceltown posted:

No one is factoring the value the world gets when laughing at him

This. He literally passed up a bird in hand for the promise of two in the bush.

Spatial
Nov 15, 2007

*moron makes an objectively bad one-off decision*

statistically,

Regy Rusty
Apr 26, 2010

Haha man get no money

Kennel
May 1, 2008

BAWWW-UNH!
I wish someone kicked him in the balls. That would be the real schadenfreude.

boop the snoot
Jun 3, 2016

Kennel posted:

I wish someone kicked him in the balls. That would be the real schadenfreude.

The thread would still break it down in a boring way and make it not fun anymore.

Scratch Monkey
Oct 25, 2010

👰Proč bychom se netěšili🥰když nám Pán Bůh🙌🏻zdraví dá💪?

Regy Rusty posted:

Haha man get no money

And somehow electric vehicles have something to do with it!

Cocaine Bear
Nov 4, 2011

ACAB

But what if he switched cases twice?



By which I, of course, mean: shut up you exhausting loving nerds

Fat Loser
May 27, 2004

Cocaine Bear posted:



By which I, of course, mean: shut up you exhausting loving nerds

Derails like this highlight which goons took a statistics class, and which ones paid attention. The ones that paid attention are the silent ones because this is a game show and game shows have historically been rigged games so statistical probability doesn't really matter when it comes to the outcome of them. It's like trying to get the average number from playing 'what number am I thinking of".

Humphreys
Jan 26, 2013

We conceived a way to use my mother as a porn mule


It's a Knockout and AM*AZING are the only really good game shows.

SirPablo
May 1, 2004

Pillbug

Regy Rusty posted:

Haha man get no money

Hey he got $1.

Platystemon
Feb 13, 2012

BREADS

Cocaine Bear posted:

By which I, of course, mean: shut up you exhausting loving nerds

But why don’t they lower the road?

Malachite_Dragon
Mar 31, 2010

Weaving Merry Christmas magic

Humphreys posted:

It's a Knockout and AM*AZING are the only really good game shows.

Right you are, Ken.

Robobot
Aug 21, 2018

SirPablo posted:

Hey he got $1.

60 cents after taxes.

Kennel
May 1, 2008

BAWWW-UNH!
https://i.imgur.com/PC8xLx2.mp4

Seth Pecksniff
May 27, 2004

can't believe shrek is fucking dead. rip to a real one.

send the ref to the penalty box

Cartoon Man
Jan 31, 2004



What this doesn’t show is that it let the other team go down and score a short handed goal on their power play, the real schade.

https://youtu.be/F1qJEgG47EA

homewrecker
Feb 18, 2010
While we're posting hockey clips, here's an old one that always makes me laugh:

https://www.youtube.com/watch?v=9bBns6ZUn0U




Apparently Edmonton still lost the game anyway and one of the comments on the video says that point cost them Patrick Kane in the draft (I know nothing about hockey so I have no idea if that part is schadenfreude or not) but at any rate, I love how the commentator is so critical of the player that fell (at around the 0:40 mark is where he goes on his little tirade).

homewrecker fucked around with this message at 14:42 on May 7, 2021

Pope Corky the IX
Dec 18, 2006

What are you looking at?
What's the hockey monkey movie? Most Valuable Primate?

Cocaine Bear
Nov 4, 2011

ACAB

Pope Corky the IX posted:

What's the hockey monkey movie? Most Valuable Primate?

Goon

Pope Corky the IX
Dec 18, 2006

What are you looking at?
You lying sack of poo poo.

Toaster Beef
Jan 23, 2007

that's not nature's way

homewrecker posted:

Apparently Edmonton still lost the game anyway and one of the comments on the video says that point cost them Patrick Kane in the draft (I know nothing about hockey so I have no idea if that part is schadenfreude or not) but at any rate, I love how the commentator is so critical of the player that fell (at around the 0:40 mark is where he goes on his little tirade).

Kane's a superstar who has won two championships in Chicago. He's not, like, a generational talent, but he'd have probably helped Edmonton out.

I always thought the commentator was unnecessarily harsh on Stefan here. The ice was poo poo, the puck skipped right over his stick, these things happen. It just occurred at the worst possible time.

Kennel
May 1, 2008

BAWWW-UNH!

homewrecker posted:

Apparently Edmonton still lost the game anyway and one of the comments on the video says that point cost them Patrick Kane in the draft (I know nothing about hockey so I have no idea if that part is schadenfreude or not) but at any rate, I love how the commentator is so critical of the player that fell (at around the 0:40 mark is where he goes on his little tirade).

(Chicago got the first draft because they were very lucky and won the lottery (8% chance). Edmonton would have been on their lottery spot if they had one point less, but obviously the lottery circumstances wouldn't have been identical, so Edmonton getting Kane would have been unlikely in any case)

Jesus Christ, we're back at the probabilities.

Kennel fucked around with this message at 15:21 on May 7, 2021

Seth Pecksniff
May 27, 2004

can't believe shrek is fucking dead. rip to a real one.

Kennel posted:

(Chicago got the first draft because they were very lucky and won the lottery (8% chance). Edmonton would have been on their lottery spot if they had one point less, but obviously the lottery circumstances wouldn't have been identical, so Edmonton getting Kane would have been unlikely in any case)

Jesus Christ, we're back at the probabilities.

All life is probabilities :haibrower:

SneezeOfTheDecade
Feb 6, 2011

gettin' covid all
over your posts

Fat Loser posted:

Derails like this highlight which goons took a statistics class, and which ones paid attention. The ones that paid attention are the silent ones because this is a game show and game shows have historically been rigged games so statistical probability doesn't really matter when it comes to the outcome of them. It's like trying to get the average number from playing 'what number am I thinking of".

:hai:

If you want schadenfreude on game show producers, check out Michael Larson's run on Press Your Luck.

captainOrbital
Jan 23, 2003

Wrathchild!
💢🧒

Toaster Beef posted:

Kane's a superstar who has won two championships in Chicago. He's not, like, a generational talent, but he'd have probably helped Edmonton out.

IDK balls about hockey but I know that I would much rather live in Chicago than loving Edmonton.

boop the snoot
Jun 3, 2016
If you want schadenfreude in your game shows just watch family feud highlights where Steve Harvey is like YOU CANT SAY THAT NOBODY SAID THAT and then it turns out that 37 people did in fact say that.

Cartoon Man
Jan 31, 2004


boop the snoot posted:

If you want schadenfreude in your game shows just watch family feud highlights where Steve Harvey is like YOU CANT SAY THAT NOBODY SAID THAT and then it turns out that 37 people did in fact say that.

SilvergunSuperman
Aug 7, 2010

Toaster Beef posted:

Kane's a superstar who has won two championships in Chicago. He's not, like, a generational talent, but he'd have probably helped Edmonton out.

I always thought the commentator was unnecessarily harsh on Stefan here. The ice was poo poo, the puck skipped right over his stick, these things happen. It just occurred at the worst possible time.

He was pretty drat lackadaisical about it.

Trabant
Nov 26, 2011

All systems nominal.

Humphreys posted:

It's a Knockout and AM*AZING are the only really good game shows.

Punkinhead
Apr 2, 2015

I've only seen Taskmaster a few times but it was amazing each time

I vaguely remember the contestants being asked to bring in something that was important to them, and then they were asked to callously rate each others important item from best to worst and whoever won the episode got to keep the best item? I'm probably remembering that horribly wrong but it was hosed up and I loved it.

ekuNNN
Nov 27, 2004

by Jeffrey of YOSPOS
Look away politics haters:
https://twitter.com/DawnHFoster/status/1390693319538315271
:laugh:

Clanpot Shake
Aug 10, 2006
shake shake!

PinheadSlim posted:

I've only seen Taskmaster a few times but it was amazing each time

I vaguely remember the contestants being asked to bring in something that was important to them, and then they were asked to callously rate each others important item from best to worst and whoever won the episode got to keep the best item? I'm probably remembering that horribly wrong but it was hosed up and I loved it.

The winner takes home all of them. I guess BBC can't have prize shows, but there's a loophole for if the prizes are provided by the contestants itself it's okay. The early seasons are interesting because nobody had quite figured out what the show was, so some of the contestants would bring in actual personal belongings, but once the show gelled it became almost entirely gag gift things.

It's a wonderfully wholesome show and it's all on youtube.

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Trabant
Nov 26, 2011

All systems nominal.

Clanpot Shake posted:

The winner takes home all of them. I guess BBC can't have prize shows, but there's a loophole for if the prizes are provided by the contestants itself it's okay. The early seasons are interesting because nobody had quite figured out what the show was, so some of the contestants would bring in actual personal belongings, but once the show gelled it became almost entirely gag gift things.

It's a wonderfully wholesome show and it's all on youtube.

Also, it's the Taskmaster who rates the prizes, but the contestants do rag on each other a lot.

The show also gave us one of the greatest moments of (harmless) schad:

https://www.youtube.com/watch?v=_UgSDcHPgCc

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