Isibonelo: Ubusuku obungu-$100 kokubomvu
Amadola alikhulu, amathokheni amadola amahlanu, kokubomvu ekujikelezeni ngakunye, nomthetho wokuma. Ukujikeleza ngokujikeleza.

Ubusuku obulingisiwe etafuleni elibukhoma: ukujikeleza okufika ku-60 kuka-$5 kokubomvu kusuka esabelweni sika-$100, nomkhawulo wokulahlekelwa ongu-$50 nomkhawulo wokuwina ongu-$50. Umkhawulo wokulahlekelwa wakuqeda ekujikelezeni 36. Iseshini ikhombisa ukuthi ukuguquguquka kubukeka kanjani ngesikhathi sangempela nokuthi kungani umthetho wokuma kuwukuphela kwesinqumo esasibalulekile.
Uhlelo
Ingabe likhona isu elingcono kakhulu le-roulette ngo-$100? Alikho elehlisa intengo emaphakathi. Leso sabelo yimali esingakwazi ukuyilahlekelwa; esikukhethayo yinani elibhejwayo nemithetho yokuma. Bheja u-$5, okungu-5% yesabelo, okusinika cishe ukubheja okulahlekelwayo okungamashumi amabili esandleni. Umkhawulo wokulahlekelwaisuUmkhawulo wokulahlekelwaInani lokulahlekelwa elinqunywe kusenesikhathi lapho uqeda khona iseshini.Funda konke → ku-−$50 nomkhawulo wokuwinaisuUmkhawulo wokuwinaUmgomo wenzuzo onqunywe kusenesikhathi lapho uqeda khona iseshini.Funda konke → ku-+$50, kunqunywe manje. Ukulahlekelwa okulindelekileizibaloUkulahlekelwa okulindelekileInani elilindelekile liphindaphindwe ngemali yonke ebhejiwe; inani elilahlekayo ngokwesilinganiso phakathi neseshini noma esikhathini esithile.Funda konke → ekujikelezeni okungu-60 kungu-60 × $5 / 37 = $8.11. Silindele ukuhamba nacishe u-$92 futhi sibe noma kuphi phakathi kuka-$20 no-$170 ngamathubaizibaloAmathubaIthuba lomphumela, kusukela ku-0 kuya ku-1 noma ku-0% kuya ku-100%. Inombolo eyodwa: 1/37 = 2.70%.Funda konke → anengqondo.
Ukujikeleza 1–20
B M M B B 0 M B B M B M M M B B M B M B. Izinombolo ezibomvuukubhejaBomvuUkubheja okulingana nemali ezinombolweni eziyi-18 ezibomvu. NgesiFulentshi: rouge.Funda konke → eziyishumi, ezimnyamaukubhejaMnyamaUkubheja okulingana nemali ezinombolweni ezimnyama eziyi-18. NgesiFulentshi: noir.Funda konke → eziyisishiyagalolunye, iqandaisondoIqandaIgodi elilodwa eliluhlaza elingambozwa ukubheja okulingana nemali, okwedazini noma okwekholamu; umthombo wenzuzo yekhasino. Kubuye kuthiwe: iqanda elilodwa, 0.Funda konke → elilodwa: +$50 − $45 − $5 = $0. Ibhalansi ngu-$100. Iqanda ekujikelezeni 6 labiza ithokheniimaliIthokheniUphawu olumele inani elinqunyiwe, olubekwa ethebuleni lokubheja ukuze ubheje. Kubuye kuthiwe: check.Funda konke → futhi, ku-1/37, lafika ngokushesha kancane. Akukho lutho olungavamile lapha. Silingana ngemuva kokujikeleza okungamashumi amabili.
Ukujikeleza 21–36
M M M M M B M M B M M B M M M M. Ezimnyama ezinhlanu ekuqaleni, eziyishumi nantathu sezizonke: ezibomvu ezintathu, ezimnyama eziyishumi nantathu, +$15 − $65 = −$50. Ibhalansi ngu-$50. Lesi yisikhathi esenza abantu bashintshe ukubheja kwabo, baphinde kabili noma bashintshe imibala. Amathuba ezinombolo ezimnyama ezingu-13 noma ngaphezulu ekujikelezeni okungu-16 angaphansi kuka-1%; kwakuzokwenzeka kothile kulobu busuku. Silahlekelwe ngu-$50 kusukela ekuqaleni, umkhawulo wokulahlekelwa uyasebenza ekujikelezeni 36, futhi siyasukuma.

Ukujikeleza 37–60, ngaphandle kwethu
B M B M, bese kuba B B M B 0 B M B B M B B M M B B M B M B. Ezibomvu eziyishumi nane, ezimnyama eziyisishiyagalolunye, iqanda elilodwa: ukube sasisalile, +$70 − $45 − $5 = +$20 nebhalansi engu-$70 ekujikelezeni 60. Ukujikeleza okungamashumi amathathu nesithupha etafuleni elibukhoma kucishe kube yimizuzu engu-45. Sahamba no-$50, silahlekelwe ngu-$50, uma kuqhathaniswa no-−$4.86 olindelekile ekujikelezeni okungu-36. Ezibomvu eziyishumi nantathu, ezimnyama ezingamashumi amabili nambili, iqanda elilodwa.
- p10 −$100
- p25 −$100
- phakathi −$100
- p75 +$0
- p90 +$70
Okwenzekile
Sakhokha cishe u-$5 ngemizuzu engu-45 ye-roulette, kanye no-$45 wenhlanhla embi. Ezibomvu eziyishumi nantathu ekujikelezeni okungu-36 zingaphansi kakhulu kwezingu-17.5 ezilindelekile, futhi ukuba nezibomvu eziyisishiyagalolunye ngaphansi kwezimnyama kungu-−$45 ngaphambi kweqanda. Ubusuku banqunywa wukuguquguqukaizibaloUkuguquguqukaIsilinganiso sokuthi imiphumela ihlakazeke kangakanani ezungeze inani elilindelekile. Kuphezulu ku-straight up, kuphansi ekubhejeni okulingana nemali.Funda konke →; intengo yanqunywa yinani elibhejwayo nokujikeleza; umkhawulo wokulahlekelwa wanquma ukuthi buphela nini. Ukusala ngabe kwabuyisa u-$20 ekujikelezeni 60, futhi lokho akusona isizathu sokusala: ukubuyisa nakho kwakungukuguquguquka, kanjalo nochungechunge lwezimnyama olwafika ngaphambi kwakho.
Lokho esingakwenzanga
Ukushintsha inani elibhejwayo ngemuva kokuhlulwa (lokho kungukwenyuswa kwenaniisuUkwenyuswa kwenaniNoma yimuphi umthetho oshintsha inani elibhejwayo ngokusekelwe emiphumeleni yangaphambili. Ukwenyuswa kwenani ngemuva kokuhlulwa kulikhuphula ngemuva kokulahlekelwa, ukwenyuswa kwenani ngemuva kokuwina kulikhuphula ngemuva kokuwina.Funda konke →, futhi kukhuphula imali ebhejiweimaliImali yonke ebhejiweInani lonke elibhejwe phakathi neseshini noma esikhathini esithile, kubalwa nemali ewiniwe ephinde yabhejwa. Kubuye kuthiwe: handle, action.Funda konke →). Ukushintsha imibala ngemuva kochungechunge lwezimnyama (amathuba ayafana ncamashi). Ukusala ngaphezu kokujikeleza okungu-60 ngoba “sesicishe silingana” (lokho kungukuxoxisana kabusha ngomkhawulo wokulahlekelwa). Ukubheja idaziniukubhejaIdazini1–12, 13–24 noma 25–36, kukhokha u-2:1.Funda konke → “elalingakaveli” (inzuzo yekhasino efanayo, isimo esihlukile). Ngamunye walokhu ngabe washintsha isimo sobusuku kodwa akukho nowodwa owawuzoshintsha intengo yabo elindelekile.
Imibuzo
Amathokheni angamashumi amabili esandleni esikhundleni seshumi. Ubusuku buthatha isikhathi eside; intengo ekujikelezeni ngakunye yehla ngesigamu.
Ukulahlekelwa okulindelekile kungaba ngu-$4.05 esikhundleni sika-$8.11. Yebo.
Lwalungesilo uphawu lwalutho. Ezimnyama eziyishumi nantathu ekujikelezeni okuyishumi nesithupha kwenzeka cishe ubusuku obubodwa kobungu-125.
Okokuhlekisa

Inani elibhejwayo nokujikeleza kwanquma intengo. Isondo lanquma isimo senhliziyo.
Imithombo
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.