Amathuluzi · Isibali

Isibali semali yokubheja ku-roulette

Isibali semali yokubheja ku-roulette sikhombisa ukuthi isabelomali sibiza malini ngehora ngenani elithile elibhejwayo nangesivinini esithile, nokuthi ngokuvamile sihlala isikhathi esingakanani.

Imali yokubheja
Inani elibhejwayo
Ukujikeleza / ihora
ukubheja okukhona emalini yokubheja
50
ukulahlekelwa okulindelekile / ihora
−$13.51
ukugxuma okujwayelekile / ihora (1σ)
±$70.71
amahora ngezinga elilindelekile
37 h
okubhejiwe / ihora
$500
inzuzo yekhasino
2.70%
Ukufunda umphumela

Uma ubheja u-$10 ngokujikeleza ngakunye nokujikeleza okungu-50 ngehora, ubheja u-$500 ngehora bese ulahlekelwa ngu-$13.51 kukho ngokwesilinganiso. Ukugxuma kusuka ehoreni kuya kwelinye (±$70.71) kukhulu kakhulu kunokulahlekelwa okulindelekile, yingakho amaseshini ezwakala engahleliwe kanti iminyaka ayizwakali kanjalo. “Amahora ngezinga elilindelekile” yisilinganiso; ihora elibi lingathatha ingxenye yesithathu yemali yokubheja engu-$500.

Indlela nemicabango eyisisekelo
Ukubheja okulingana nemali. Ukulahlekelwa okulindelekile = inani × ukujikeleza / 37. Ukugxuma = inani × √ukujikeleza (σ ≈ 1 ngeyunithi ekubhejeni okulingana nemali).