New Posts For Thread: Probability question (moved from General Betting)https://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-bettingI posted this in GB but no responses so thought it might be more appropriate here.---------------------------------------------Perhaps an easy one for some but I'd appreciate guidance.Say I have a group (population) of horses that win a set of racesgeoff mI wish! duncanHow did you arrive at that figure?Thankshttps://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-betting?post_id=546964053#546964053geoff mI wish! duncanHow did you arrive at that figure?ThanksFri, 27 Nov 2015 09:45:03 -0600If the winner of these races always comes from this group,what can I deduce from that? Youve found a goose that lays golden eggshttps://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-betting?post_id=546963629#546963629If the winner of these races always comes from this group,what can I deduce from that? Youve found a goose that lays golden eggsFri, 27 Nov 2015 09:02:47 -060085/40https://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-betting?post_id=546963167#54696316785/40Fri, 27 Nov 2015 08:33:23 -0600Thanks Swardean.Hope you don't mind some follow up questions.If the winner of these races always comes from this group, what can I deduce from that? In other words how much more likely is it that in the next race the winner will come from the group whttps://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-betting?post_id=546963099#546963099Thanks Swardean.Hope you don't mind some follow up questions.If the winner of these races always comes from this group, what can I deduce from that? In other words how much more likely is it that in the next race the winner will come from the group wFri, 27 Nov 2015 08:26:42 -0600So, my approach is the probability of the group winning the first race is 5/18 = 27.8% or 3.6/1...is that correct? YESAnd for all it would be 5/18 x 6/20 x 5/17 x 7/19 x 6/18 = 0.30%...but I'm not sure about this. YES correct (i.e. randomly wouldhttps://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-betting?post_id=546962971#546962971So, my approach is the probability of the group winning the first race is 5/18 = 27.8% or 3.6/1...is that correct? YESAnd for all it would be 5/18 x 6/20 x 5/17 x 7/19 x 6/18 = 0.30%...but I'm not sure about this. YES correct (i.e. randomly wouldFri, 27 Nov 2015 08:20:05 -0600I posted this in GB but no responses so thought it might be more appropriate here.---------------------------------------------Perhaps an easy one for some but I'd appreciate guidance.Say I have a group (population) of horses that win a set of raceshttps://community.betfair.com/horse_racing/go/thread/view/94102/30620817/probability-question-moved-from-general-betting?post_id=546962705#546962705I posted this in GB but no responses so thought it might be more appropriate here.---------------------------------------------Perhaps an easy one for some but I'd appreciate guidance.Say I have a group (population) of horses that win a set of racesFri, 27 Nov 2015 08:04:00 -0600