New Posts For Thread: maths question about dominoeshttps://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoesi was once told if you shuffled a pack of dominoes, and then put them in four lines of seven. they say one of the four corners would be a double more time than no double being there. my question what is the odds of this. or are they correct.i thought this fred was gonna be about pizzahttps://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538934215#538934215i thought this fred was gonna be about pizzaWed, 16 Apr 2014 10:09:46 -0500Using the binomdist function in excel:BINOMDIST(50,100,0.7076,TRUE)=.00001This says that if you take 100 trials where each trial has a .7076 chance of success, the chance of only having 50 or less successes= 1 in 100000So that is the chance that youhttps://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538931543#538931543Using the binomdist function in excel:BINOMDIST(50,100,0.7076,TRUE)=.00001This says that if you take 100 trials where each trial has a .7076 chance of success, the chance of only having 50 or less successes= 1 in 100000So that is the chance that youWed, 16 Apr 2014 07:39:58 -0500thank you guys, a mate of mine says if we play for 100 shuffles he will beat me. i have the doubles he as non doubles. so i take him on with a pound a shuffle, should i be confident.https://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538929735#538929735thank you guys, a mate of mine says if we play for 100 shuffles he will beat me. i have the doubles he as non doubles. so i take him on with a pound a shuffle, should i be confident.Wed, 16 Apr 2014 05:05:37 -0500Not at all - good to have independent confirmation.https://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538929623#538929623Not at all - good to have independent confirmation.Wed, 16 Apr 2014 04:49:23 -0500Oops just a bit too late!https://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538929619#538929619Oops just a bit too late!Wed, 16 Apr 2014 04:48:03 -0500Well the chances of corner 1 NOT being a double is 21/28.The chances of corner 1 not being a double and corner 2 not being a double is 21/28 * 20/27The chances of corner 1 not being a double and corner 2 not being a double and corner 3 not being a dohttps://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538929611#538929611Well the chances of corner 1 NOT being a double is 21/28.The chances of corner 1 not being a double and corner 2 not being a double is 21/28 * 20/27The chances of corner 1 not being a double and corner 2 not being a double and corner 3 not being a doWed, 16 Apr 2014 04:47:20 -0500Easy one. 28 dominoes in a set, of which 7 are doubles (double blank up to double six).The rows of seven bit doesn't matter, all that matters is there are four corners, so the problem is the same as working out the probability of drawing four dominohttps://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538929599#538929599Easy one. 28 dominoes in a set, of which 7 are doubles (double blank up to double six).The rows of seven bit doesn't matter, all that matters is there are four corners, so the problem is the same as working out the probability of drawing four dominoWed, 16 Apr 2014 04:46:27 -0500i was once told if you shuffled a pack of dominoes, and then put them in four lines of seven. they say one of the four corners would be a double more time than no double being there. my question what is the odds of this. or are they correct.https://community.betfair.com/general_betting/go/thread/view/94082/30244351/maths-question-about-dominoes?post_id=538929505#538929505i was once told if you shuffled a pack of dominoes, and then put them in four lines of seven. they say one of the four corners would be a double more time than no double being there. my question what is the odds of this. or are they correct.Wed, 16 Apr 2014 04:31:56 -0500