Doubling a 10 vs 10

Jeff Dubya

Well-Known Member
When a player has a hand of 10 against the dealer 10 up, bs says to just hit it. However, the dealer checks for a natural, and if it's not there, why isn't it just as good of a play to double this hand?

I mean, if I don't assume the dealer has a 10 (which everyone says to not assume the 10) then there is only a 30% chance of the dealer having that 10. Plus if he already has a 10 up, aren't those odds diminished a bit as well?

My assumption is that you will tell me that over time, the odds are against this hand being a winner. But does that include pushes? So for example maybe I lose 25%, win 25% and push 50%. So would the bs only consider wins vs losses (plus ties)?

Does this question make any sense?

I have also heard people say that whatever you do, just make sure to do it CONSISTENTLY. But that's crap and we all know it. What sense does playing something consistently wrong do for you? Nothing. It does, however, build nice casinos.

So what I would prefer to do is make the right play, and make it consistently. And I have had enough dealers tell me that they think this bet pays, to question my bs card for this one.

So... is it a good play, or a dog?
 

Mimosine

Well-Known Member
manray said:
When a player has a hand of 10 against the dealer 10 up, bs says to just hit it. However, the dealer checks for a natural, and if it's not there, why isn't it just as good of a play to double this hand?

I mean, if I don't assume the dealer has a 10 (which everyone says to not assume the 10) then there is only a 30% chance of the dealer having that 10. Plus if he already has a 10 up, aren't those odds diminished a bit as well?

My assumption is that you will tell me that over time, the odds are against this hand being a winner. But does that include pushes? So for example maybe I lose 25%, win 25% and push 50%. So would the bs only consider wins vs losses (plus ties)?

Does this question make any sense?

I have also heard people say that whatever you do, just make sure to do it CONSISTENTLY. But that's crap and we all know it. What sense does playing something consistently wrong do for you? Nothing. It does, however, build nice casinos.

So what I would prefer to do is make the right play, and make it consistently. And I have had enough dealers tell me that they think this bet pays, to question my bs card for this one.

So... is it a good play, or a dog?
doubling a T v T is a profitable double, but without knowledge of the Count, it is more profitable for the vast majority of games to simply Hit. At high counts this inverts and doubling becomes the correct play in all games.
 

xxrenegadexx

Well-Known Member
manray said:
When a player has a hand of 10 against the dealer 10 up, bs says to just hit it. However, the dealer checks for a natural, and if it's not there, why isn't it just as good of a play to double this hand?

I mean, if I don't assume the dealer has a 10 (which everyone says to not assume the 10) then there is only a 30% chance of the dealer having that 10. Plus if he already has a 10 up, aren't those odds diminished a bit as well?

My assumption is that you will tell me that over time, the odds are against this hand being a winner. But does that include pushes? So for example maybe I lose 25%, win 25% and push 50%. So would the bs only consider wins vs losses (plus ties)?

Does this question make any sense?

I have also heard people say that whatever you do, just make sure to do it CONSISTENTLY. But that's crap and we all know it. What sense does playing something consistently wrong do for you? Nothing. It does, however, build nice casinos.

So what I would prefer to do is make the right play, and make it consistently. And I have had enough dealers tell me that they think this bet pays, to question my bs card for this one.

So... is it a good play, or a dog?
In the illustrious 18 it says you should double a 10 vs 10 at positive true count of +4 using hi-lo.... if your just a basic strategy player hit every time
 

zengrifter

Banned
manray said:
When a player has a hand of 10 against the dealer 10 up, bs says to just hit it. However, the dealer checks for a natural, and if it's not there, why isn't it just as good of a play to double this hand?... is it a good play, or a dog?
BECAUSE BS SAYS SO!! Cape'ce? zg
 

21forme

Well-Known Member
There's no need to reinvent the wheel, Manray.

Many very smart people have run sims of billions of hands and that's what BS (and variations based on count) is based on.

If you want to see the numbers that explains why BS is what it is, read Schlesinger's BJA 3rd ed. It's all there - more number crunching than you could possibly want to see.
 

Jeff Dubya

Well-Known Member
It makes perfect sense to only hit that hand if you know the count.

I have only begun my first attempt at learning to count, and that means I have barely begun reading the KO count book.

So I'll file that away... for now... :)
 
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