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ยป This math problem has got my whole office debating each other holy **** (hard)(Srs)
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post 1461455783 09-09-2016, 08:35 AM
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#61
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Originally Posted By DoItForCuddles
compsci pleb reporting
95% chance Sarah doesn't give you a bj
95% chance Mindy doesn't give you a bj
Assumin independent 0.95^2= 0.9025 chance you get no bj
Giving 9.75% chance of bj

Where did I **** up
Originally Posted By TrettinR
This

Edit: .25% chance you get 2 blowjobs!
reps for both of you
post 1461455913 09-09-2016, 08:36 AM
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#62
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Originally Posted By Bothang
Assuming Sarah and Mindy are independant sloots

5 out of 100 times Sarah gives you a bj
5 out of 100 times Mindy gives you a bj

10 out of 100 times you get BJ
= 10%
that would be 10 out of 200 times dumass
post 1461456303 09-09-2016, 08:39 AM
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#63
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the reason you don't just add them to be 10% is because -

If there were 20 chicks, all with 5% chance of blowing you...that does not mean there is 100% chance of a bj (it should tho misc, it should.)...there has to me some room for error there.
RIP KD brahs
post 1461456823 09-09-2016, 08:45 AM
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#64
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LOL @ potatoes still providing wrong answers when it was correctly solved a dozen or so posts in.
post 1461457403 09-09-2016, 08:51 AM
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#65
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5%....
"ERMUHGAWD Crew"
"ERMUHGAW LOL...."
"Oh you, ERMUHGAWD!"
post 1461457483 09-09-2016, 08:51 AM
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#66
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Originally Posted By kcuviello
the reason you don't just add them to be 10% is because -

If there were 20 chicks, all with 5% chance of blowing you...that does not mean there is 100% chance of a bj (it should tho misc, it should.)...there has to me some room for error there.
Well you could, but it would get ugly


Let's say Mindy, Sarah, and Betty all have 5% chances of blowing you... Chances you get blown today are:

Sarah + Mindy + Betty - Sarah and Mindy - Sarah and Betty - Sarah Mindy and Betty


Point is, with two people, addition/subtraction is the way to go. As you add more girls, then you can use those autistic formulas
Bish Don't Kill my Vibe
post 1461457493 09-09-2016, 08:51 AM
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#67
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Still think its 5%, just like the lottery, no matter how many tickets you buy, the odds are still the same, just playing multiple times.
post 1461458403 09-09-2016, 09:01 AM
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Originally Posted By zilaniz
Still think its 5%, just like the lottery, no matter how many tickets you buy, the odds are still the same, just playing multiple times.
The odds aren't the same if you buy multiple tickets, assuming they're not the exact same numbers... there's just a minuscule change in the probability. i.e. going from 1 chance in 292,201,338 (0.0000003422%) to 2 chances in 292,201,338 (0.0000006844%). Or if you buy 500 tickets (0.000171114%). By your logic though, if I bought every single possible number combination, I still would only have a 1 in 292,000,000 chance of winning, which obviously isn't true since there is only a finite set of numbers and combinations.
"The dildo of consequences rarely arrives lubed."

See OptimusTrajan' sig
post 1461459193 09-09-2016, 09:07 AM
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#69
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Law man to the rescue: why it's not 5%




The big circle represents your universe: either you will get blown or you won't
The gray represents the chance you don't get blown
The red, the chance you get blown by Mindy. The blue, the chance you get blown by Sarah. The purple, the chance you get blown by both.


Let's say it's 9AM, and you're at the office. Mindy isn't in yet, and Sarah isn't in yet. The chance you get a blow job today (either Sarah or Mindy will come in and blow you) is 9.75%.

Let's say now it's noon, and Mindy called, saying she won't be coming in today. Now the chance you get a blow job today (Sarah will come in and blow you) is 5%.

But if you have no prior information, either Sarah or Mindy can polish your knob, so your chance of a blowjob is greater than 5%.
Bish Don't Kill my Vibe
post 1461459413 09-09-2016, 09:10 AM
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#70
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Two pages in and still no pics
Order Will Be Restored
post 1461459623 09-09-2016, 09:12 AM
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#71
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Originally Posted By zilaniz
Still think its 5%, just like the lottery, no matter how many tickets you buy, the odds are still the same, just playing multiple times.
Actually your odds get miniscule-ly better by playing more tickets assuming you don't pick the same numbers, as one combination has been excluded (your first non winning ticket).

But this example in the OP is two separate events, and they should be summed (not multiplied). So you have the first event with a probability of 1 in 20, and a second event with a probability of 1 in 20.

1/20 + 1/20 = 2/40 = 5%

For you guys making the mistake of multiplying, here's why that is wrong. If we wanted the % chance of getting consecutive bj's, we'd multiply as the events are dependent on each other. The chance of getting a bj from the first girl, and also the second would be 1/20 * 1/20
post 1461459883 09-09-2016, 09:14 AM
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#72
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Just do a weighted average.
(5% chance of bj from one slut+50% weight)+(5% chance of bj from other slut+50% weight)
=5%
To be a rock, and not to roll

Hey, I believe in God, man. I've seen him, I've felt his power. He plays drums for Led Zeppelin and his name is John Bonham, baby!
post 1461460093 09-09-2016, 09:16 AM
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#73
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I wouldn't be able to tell you the exact answer like the other guy, but common sense tells you 25% chance is ridiculous, and that it has to be above 5%. If you have a 5% chance of getting a blowie from one sloot, and also a 5% chance with another, your chances go up the more you add sloots. If you have 10 girls that want to zuk your dik with a 5% chance each, obviously your chances of getting a single BJ is higher than 5%. That said it's not going to be quite 10% either, since the probability doesn't simply double.
post 1461460293 09-09-2016, 09:17 AM
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#74
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Originally Posted By rootcon
Actually your odds get miniscule-ly better by playing more tickets assuming you don't pick the same numbers, as one combination has been excluded (your first non winning ticket).

But this example in the OP is two separate events, and they should be summed (not multiplied). So you have the first event with a probability of 1 in 20, and a second event with a probability of 1 in 20.

1/20 + 1/20 = 2/40 = 5%

For you guys making the mistake of multiplying, here's why that is wrong. If we wanted the % chance of getting consecutive bj's, we'd multiply as the events are dependent on each other. The chance of getting a bj from the first girl, and also the second would be 1/20 * 1/20
Incorrect. Why would you assume you can not collect another blow job just because you got one already?


What I find amazing is all of the people calling others potatoes and most of them had the wrong answer.
post 1461461423 09-09-2016, 09:28 AM
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#75
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Originally Posted By bartosh
Lol at anybody saying 10%

Brb let's say both girls have a 50% chance. Brb that means there's a 100% chance according to your logic
Exactly. If you're saying that each of two girls has a 50% probability of blowing you, then you're saying that there's 0% of somebody not blowing you, so you do have 100% chance.
post 1461462083 09-09-2016, 09:33 AM
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#76
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Originally Posted By Austanian
Incorrect. Why would you assume you can not collect another blow job just because you got one already?.
In no part of my answer did I say that or allude to that.
post 1461462653 09-09-2016, 09:38 AM
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#77
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Originally Posted By BigPoppaPumpin
Of course the autistic stemcells have to go and make an easy problem look complicated. It takes a law man to simplify it for the people.


The chances you get a blowjob today are:

5% (sarah) + 5% (mindy) - .25% (both) = 9.75%

You subtract .25% because if Sarah blows you, whether or not Mindy also blows you, you got your bj for the day. And likewise, if Mindy blows you, whether or not Sarah also blows you, you got your bj for the day.
Originally Posted By TrettinR
The way doitforcuddles laid it out is the simplest. But it can also be shown by adding all the possibilities of getting at least 1 blowjob

(Girl1 BJ) 5%* (Girl 2 NoBJ) 95% = 4.75%
(Girl1 No BJ) 95%* (Girl 2 BJ) 5% = 4.75%
(Girl1 BJ) 5%* (Girl 2 BJ) 5% = .25%

4.75% + 4.75% + 0.25% = 9.75%
I was always bad at probability, so why can you subtract the probability of getting a bj twice in the first quote, but add the probability of 2 bj's in the second quote?
post 1461462723 09-09-2016, 09:38 AM
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#78
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Originally Posted By rootcon
Actually your odds get miniscule-ly better by playing more tickets assuming you don't pick the same numbers, as one combination has been excluded (your first non winning ticket).

But this example in the OP is two separate events, and they should be summed (not multiplied). So you have the first event with a probability of 1 in 20, and a second event with a probability of 1 in 20.

1/20 + 1/20 = 2/40 = 5%

For you guys making the mistake of multiplying, here's why that is wrong. If we wanted the % chance of getting consecutive bj's, we'd multiply as the events are dependent on each other. The chance of getting a bj from the first girl, and also the second would be 1/20 * 1/20
And people keep posting the wrong answer, even after it's been calculated at least three times...
Best thread: http://forum.obnoxiousbrutes.com/showthread.php?t=168274783
***Black Crew*** (emeritus)
post 1461462893 09-09-2016, 09:40 AM
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#79
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None of the answers are right you stupid fukking retards. Go back to middle school math.
post 1461463083 09-09-2016, 09:41 AM
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Originally Posted By TitanFall
I'll put it in misc terms:

Sarah has a 5% chance to give you a blowjob today.
Mindy has a 5% chance to give you a blowjob today.

What's the % chance you get a blowjob today?

One camp says 10%
Another says 5%
Another says 25%

What's correct?
Chance can't be determined with a fixed variable.

May as well ask what is 5% of randomness.

in misc terms;

chance = ?
"I'll have a double big mac combo...with a DIET SODA!"
I'm on a diet.
post 1461463203 09-09-2016, 09:42 AM
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google inclusion exclusion

thanks me later
Any post I make should not be taken seriously.
post 1461463323 09-09-2016, 09:43 AM
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Who ever said 25% should be flogged and barred from having kids.
Dodgers!
BAAA BAA Baa Taaa Taaa Toothy
post 1461466133 09-09-2016, 10:04 AM
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#83
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its 5% you idiots

theyre both independent entities
post 1461466453 09-09-2016, 10:07 AM
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#84
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Expected value 1(opposite) + expected value 2(opposite) - opposite

.05(.95)+.05(.95) - (.025)= .0975. Fixed my game theory equation
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GAL GADOT OBSESSION CREW
post 1461466693 09-09-2016, 10:08 AM
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Originally Posted By ImpressiveGainz
Bruh you need to go back to week one of a probability course where they cover dependent and independent events, there's a big difference.
post 1461467053 09-09-2016, 10:12 AM
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if i have chloroform on hand, it's 100% change I'm getting one.
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post 1461467113 09-09-2016, 10:12 AM
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#87
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Originally Posted By NoHerro
I was always bad at probability, so why can you subtract the probability of getting a bj twice in the first quote, but add the probability of 2 bj's in the second quote?
Method 1: Sarah BJ + Mindy BJ - Sarah and Mindy BJ

In this universe there are 4 possible outcomes: Sarah BJ, Mindy BJ, Sarah and Mindy BJ, and no BJ. The question asks what are the chances you get at least one BJ for the day, that is, either Sarah or Mindy gives you a blowjob. If both give you a blowjob, that doesn't affect the equation because all you need is one BJ. So you gotta subtract the chances that both give you a BJ. So the equation is, 5% (sarah bj) + 5% (mindy bj) - .25% (sarah and mindy bj).


Method 2: Sarah BJ and no Mindy BJ + Mindy BJ and no Sarah BJ + Sarah BJ and Mindy BJ

Again, the question asks what are the chances you get at least one BJ for the day, that is, either Sarah or Mindy gives you a bj. Here you're adding all the possible ways for you to get a blowjob for the day. Sarah could give you a bjwith Mindy not giving you a BJ; Mindy could give you a bjwith Sarah not giving you a bj; and both sarah and mindy could give you a bj. Here the both is added at the end because the first two terms are limited: they only include the chances one of the girls give you a bj. The first two terms weren't so limited in the first method.



Graphically:



Bish Don't Kill my Vibe
post 1461467153 09-09-2016, 10:13 AM
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#88
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Originally Posted By EnforcerOTF
its 5% you idiots

theyre both independent entities
Lost it at calling other people idiots.
post 1461467183 09-09-2016, 10:13 AM
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Originally Posted By rootcon
1/20 + 1/20 = 2/40
U 'avin a giggle m8
post 1461467533 09-09-2016, 10:15 AM
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#90
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0% because girls are GROCE.
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