Sharadka Dersinka ee Roulette
Sharadka dersinka ee roulette wuxuu daboolaa laba iyo toban lambar oo isku xiga: 1–12, 13–24 ama 25–36.

Laba iyo toban lambar, lacag-bixin 2:1. ItimaalkaxisaabItimaalFursadda natiijo, 0 ilaa 1 ama 0% ilaa 100%. Hal lambar: 1/37 = 2.70%.Akhri dhammaan → 32.43%. Eberku waa khasaare.
Halkee ku yaalaan dersinnada miiska roulette?
Saddexda sanduuq ee ku teedsan dhinaca dheer ee shaxdaqalabShaxda sharadkaShaxda sharadka ee daabacan ee miiska. Sidoo kale: table, felt, cloth.Akhri dhammaan →, oo lagu calaamadeeyay 1st 12, 2nd 12, 3rd 12 ama, miisaska Faransiiska, P12 (première), M12 (moyenne), D12 (dernière). Mid kasta waa inuu keligiis gaaraa ugu yaraanta miiska. EberkugiraangirEberHal godka cagaaran ee aan daboolin sharad lacag isle'eg ah, dersin ama tiir; isha faa'iidada kasiinada. Sidoo kale: single zero, 0.Akhri dhammaan → kuma jiro dersinsharadDersin1–12, 13–24 ama 25–36, wuxuu bixiyaa 2:1.Akhri dhammaan → midna.
Lacag-bixinta iyo filashada dersinka roulette
Odds-ka caddaaladda ah ee ka dhanka ah laba iyo toban lambar oo 37 ka mid ah waa 2.083 ilaa 1; miisku wuxuu bixiyaa 2. Dersin $10 ah oo ku dhaca wuxuu soo celiyaa $20. 37 wareeg oo celcelis ah: 12 ku dhac (+$240), 25 seeg (−$250), saafi −$10.
Laba dersin hal mar
Daboolidda laba dersin oo chipslacagChipCalaamad u taagan qadar go'an, oo la dul dhigo shaxda sharadka si sharad loo sameeyo. Sidoo kale: check.Akhri dhammaan → isle'eg ah waxay ku guuleysataa 24 ka mid ah 37 wareeg (64.9%) laakiin saafi ahaan waxay keentaa hal unuglacagUnugSharadka saldhigga ah ee nidaam ama ciyaartoy ku shaqeeyo. Kordhinnada waxaa lagu sharxaa unugyo si ay ugu shaqeeyaan miis kasta.Akhri dhammaan → oo keliya: mid waxaad ku guuleysataa 2, midka kalena waxaad ku khasaartaa 1. 13-ka wareeg ee khasaaraha ah mid kasta wuxuu ku kacaa laba unug. (24 × 1 − 13 × 2)/37 = −2/37 laba unug kasta, 2.70%-ka caadiga ah. Qaabku waa soo jiidasho leh, guul ku dhowaad laba ka mid ah saddexdii wareeg, faa'iidada kasiinaduna isma beddesho.
Dersinnada roulette iyo kordhinnada
Labanlaabidda khasaare kadib dersin kuma soo celiso sida ay u soo celiso lacag isle'eg: lacag-bixinlacagLacag-bixinWaxa sharad guuleystay soo celiyo, oo lagu sheego “X ilaa 1” oo lagu daro sharadka la soo celiyay.Akhri dhammaan → 2 ilaa 1 ah labanlaabid kadib waxay soo celisaa laba khasaare, maaha dhammaantood, sidaa darteed “MartingaleistaraatiijiMartingaleKordhin labanlaabta sharadka khasaare kasta kadib. Eeg qaybta Istaraatiijiyadda si aad u ogaato waxa ay qabato iyo waxa aysan qaban.Akhri dhammaan →-ka dersinnada” caadiga ah wuxuu saddex-laabaa. Saddex-laabiddu waxay gaartaa xadka miiskamiisXadka miiskaSharadka ugu yar iyo ugu badan ee la oggol yahay. Kan ugu badan ayaa joojiya kordhinnada labanlaabka.Akhri dhammaan → $500 ah iyadoo ka bilaabaneysa $5 shan tallaabo, halka labanlaabidda casaankasharadCasaanSharad lacag isle'eg ah oo ku saabsan 18-ka lambar ee casaanka ah. Faransiis: rouge.Akhri dhammaan → ay qaadato toddobo. Nidaamyada beddela dersinka laga boodo waxba ma beddelaan, sababtoo ah wareegyadu waa madaxbannaan yihiin.
Giraangirta dusheeda
Laba iyo tobanka lambar ee dersinka waxay ku kala firirsan yihiin wareegga giraangirta; dersinka koowaad wuxuu galaa godadkaqalabGodMid ka mid ah 37-ka qol ee lambarrada leh ee rotor-ka. Sidoo kale: slot, cup.Akhri dhammaan → 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 oo ku yaal meelo ku kala baahsan giraangirta oo dhan. Dersinku waa sharad shaxda oo aan lahayn qaybgiraangirQaybQaanso isku xiran oo godad ah oo giraangirta ku taal, oo ka duwan koox ku taal shaxda sharadka.Akhri dhammaan → jireed, taasina waa sababta ciyaartoyda eexda (bias) aysan weligood u isticmaalin.
Su'aalo
Maya. Mid kasta waa 12 ka mid ah 37. Dersinka labaad wuxuu ka kooban yahay 17, lambarka ugu badan ee lagu sharadsado, taasina waxba ma saameyso.
Haa, waxaadna ku guuleysan doontaa mid, ku khasaari doontaa laba 36 ka mid ah 37 wareeg, saddexdaba waxaad ku khasaari doontaa eberka.
Labaduba waxay daboolaan laba iyo toban lambar. Xeerka lacag-bixintu wuxuu tiriyaa daboolka oo keliya.
Kaftan yar

Ku guuleyso 64.9% wareegyada. Khasaar 2.70% lacagta.
Ilaha
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.