Kayan aiki · Na'urar lissafi

Na'urar lissafin biyan roulette

Na'urar lissafin biyan roulette: dawowa, ribar tsaf da asarar da ake tsammani ga kuɗin caca a kan kowace caca.

Caca

Kuɗin caca

kuɗin caca

$10

idan ta ci

+$350 · dawowar $360

idan ta faɗi

−$10

yiwuwar cin nasara

2.70%

ƙimar da ake tsammani / juyi

−$0.27

asarar da ake tsammani / juye-juye 100

−$27.03

Yadda za a karanta sakamakon

Sanya $10 a kan cacar straight up yana dawo da $360 idan ta ci (ribar $350 tare da kuɗin caca) kuma yana rasa $10 idan ba haka ba. A matsakaicin juye-juye da yawa, wannan asarar $0.27 ce a kowane juyi, wato 2.70% na kuɗin caca.

Hanya da zato

Biya = kuɗin caca × (36/n − 1). Ƙimar da ake tsammani = p·W − (1−p)·kuɗin caca = −kuɗin caca/37. Babu la partage.