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Page 2: Why Do They Call It Who-Who?: Episode 2


liquid_quik

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2064 posts
Joined 09/2008

I believe the correct set up for the general solution is:

p = C(52 - Ranks * 4, Opp * 2) / C(49, Opp * 2)
Where p is our percentage chance that the flop missed everyone,
Ranks is the number of ranks on the flop, and
Opp is the number of opponents you are facing

btw this is assuming we have no cards - that is, we're a neutral observer, but we can easily adjust for the times we do / don't have a pair. Also note that this formula does NOT account for the times villain holds a PP.

Here's an example - on a board with 3 ranks and a HUHU opponent:

p = C(52 - 3 * 4, 1 * 2) / C(49, Opp * 2)
Which after a little work comes out to ~66%.
Which meshes with the oft cited stat that AK will flop a pair ~1/3rd of the time.



right. but we know what the flop is in this case

its either xyz or xyy

so we have to take out those 3 cards from the deck. .. as we're working backwards from the AK will flop a pair 1/3 of the time. we have to think about it as the board is AK8, how often does he have a pair.
and we also know our cards (which is significant, i think.. especially in a case where we flop a full house, for example)

Posted almost 2 years ago

PygmyHero

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4276 posts
Joined 08/2007

Yep, the 3 cards on the flop are taken out in the equation I wrote.

Posted almost 2 years ago

liquid_quik

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2064 posts
Joined 09/2008

Yep, the 3 cards on the flop are taken out in the equation I wrote.



my bad. I can't read math. Haha

Posted almost 2 years ago

PygmyHero

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4276 posts
Joined 08/2007

my bad. I can't read math. Haha


np!

And you're right - of course factoring in our cards is very important. I mostly set up the general formula because I think it's the mont useful. From there it's pretty easy to tweak for our cards, paired boards, etc.

Posted almost 2 years ago

delcrossb

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Coach
4129 posts
Joined 04/2009

I seriously want to know why they call it HUHU.

Posted almost 2 years ago

liquid_quik

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2064 posts
Joined 09/2008

I seriously want to know why they call it HUHU.



heads up at a heads up table

as opposed to HU which means that you have gotten a hand at any table heads up. be it at a 6max or 9 max table.

it's a way of diferentiating between playing hu when its only possible to play hu, or when other people can be involved in pots.

Posted almost 2 years ago

delcrossb

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Coach
4129 posts
Joined 04/2009




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