Dabarar Tier et Tout a roulette

Ƙa'idar kamar yadda aka bayyana ta

Tier et Tout tsari ne na ɗaya zuwa ɗaya a matakai biyu. Ku raba jarin cacakuɗiJarin cacaJimillar kuɗin da aka ware don wasa. Sarrafa jarin caca shi ne yanke shawarar nawa za a sa a haɗari a kowace caca da kowane zaman wasa.Karanta gaba ɗaya → zuwa sulusi ɗaya da sulusi biyu; ku sa sulusi na farko, sannan idan ya faɗi ku sa sulusi biyu da suka rage. Bayan duka cace-cacen biyu sun faɗi, sake farawa yana buƙatar ware sabon jarin caca, don haka tsarin ba zai iya dawo da asara da kansa ba.

Teburin matakai biyu

Misalin $90 yana bayyana tafiyar kuɗi a fili.

Misali da aka warware

Ku sa $30 a kan baƙicacaBaƙiCacar ɗaya zuwa ɗaya (even-money) a kan lambobi baƙi 18. A Faransanci: noir.Karanta gaba ɗaya →. Nasara tana barin zaman wasan a $120, ribar $30. Idan baƙi ya faɗi, $60 ya rage kuma ana saka shi a juyin baƙi na gaba. Cin wannan juyi na biyu yana mayar da $120 tare da kuɗin caca, yana dawo da $90 na asali tare da $30. Rasa shi yana barin $0. Bayan nasara, zagaye na gaba yana amfani da sabon jarin caca na $120: $40 da farko, sannan sauran $80 idan wannan cacar ta faɗi. Bayan asarori biyu, “sake farawa” yana nufin ware sabbin kuɗi, ba dawo da asara daga jarin caca ɗaya ba.

Farashi da haɗari

A dabaran na Turai na yau da kullum, sabon zagaye ƙayyadadde na asarori biyu yana da yiwuwalissafiYiwuwaDamar faruwar wani sakamako, daga 0 zuwa 1 ko daga 0% zuwa 100%. Lamba ɗaya: 1/37 = 2.70%.Karanta gaba ɗaya → (19/37)^2 = 26.37%. Tsarin yana haifar da sakamakon +$30 na gama-gari da sakamakon −$90 na cikakken zagaye wanda ba safai yake faruwa ba, amma ba shi da wata damar cike kansa ta sihiri bayan jari ya ƙare. Asarar da ake tsammanilissafiAsarar da ake tsammaniƘimar da ake tsammani sau jimillar kuɗin da aka yi caca da su; matsakaicin adadin da ake rasawa a cikin zaman wasa ko wani lokaci.Karanta gaba ɗaya → ta kowane zagaye har yanzu jimillar cace-cacensa ne ke ƙayyade ta, kuma sabbin zagaye akai-akai suna buƙatar kuɗin da aka tsara kasafinsu daban. Burin tsayawa yana canza lokacin da wasa zai ƙare, ba ƙimar cace-cacen ba.

Tambayoyi