chpstaker
chpstaker
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Joined: Oct 22, 2013
October 22nd, 2013 at 10:59:53 AM permalink
Hello. My question is about Craps. I've been told many times that with games like Craps and Roulette that the past doesn't matter. Each throw of the dice is a 'clean start'. If that is true, then why is the odds of throwing the same number over and over go down significantly each time the same number is rolled?
In other words, if the odds of throwing a 7 is 1/6, then why are the odds of throwing a 7 multiple times in a row not the same 1/6 odds?

Please help
Zcore13
Zcore13
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Joined: Nov 30, 2009
October 22nd, 2013 at 11:02:37 AM permalink
They only go down if you are predicting the event to happen ahead of time. If you have already thrown the 7 and you are starting with a new roll, you have the exact same odds to roll one as last time.

If you say I'm going to roll two 7's in a row, that's when the odds go down.


ZCore13
I am an employee of a Casino. Former Table Games Director,, current Pit Supervisor. All the personal opinions I post are my own and do not represent the opinions of the Casino or Tribe that I work for.
rdw4potus
rdw4potus
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October 22nd, 2013 at 11:14:55 AM permalink
If you haven't thrown yet, and you say "I'm going to roll 2 12s in a row!" the odds are 1/(36*36) that the next 2 rolls will both be 12s. If you've already rolled 1 12, and you say "I'm going to do that again!" the odds are 1/36 that the next roll will be a 12.
"So as the clock ticked and the day passed, opportunity met preparation, and luck happened." - Maurice Clarett
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