Chi-square sɔhwɛ
Akontaabu sɔhwɛ a ɛde mprɛ a bɔɔl tɔɔ tokuru biara mu toto n/37 a wɔhwɛ kwan ho. Wɔde hwɛ sɛ ntwahonan bi yɛ animhwɛ anaa.
Sɛdeɛ wɔde di dwuma
Ka (deɛ wohunuu − deɛ wɔhwɛ kwan)² / deɛ wɔhwɛ kwan bom wɔ ntokurunneɛma a wɔde diTokuruRotor no so tokuru 37 a nɔma wom no mu baako. Wɔfrɛ no nso slot, cup.Kenkan ne nyinaa → 37 nyinaa so; fa toto chi-square nkyekyɛmu a ɛwɔ ahofadie dodoɔnhwehwɛmu danAhofadie dodoɔBoɔ a ɛmfa ho dodoɔ a ɛwɔ akontaabu nsunsuansoɔ bi mu. Wɔ chi-square sɔhwɛ a ɛwɔ ntokuru 37 so no, ɛyɛ 36, ɛfiri sɛ ɛsɛ sɛ nkontaabu no nyinaa bom yɛ dodoɔ no nyinaa.Kenkan ne nyinaa → 36 ho.
Karl Pearson tintim sɔhwɛ no wɔ 1900, na ne nhwɛsoɔ a edi kan no mu baako yɛ Monte Carlo roulette kyinhyia 26,306 a wɔkyerɛw too hɔ, na ɔhunuu sɛ ɛnyɛ deɛ ɛba kwa, a ɛyɛ nwonwa. Akyire nhwehwɛmu kyerɛɛ sɛ nsɛmmɔnefoɔ a wɔkyerɛw too hɔ no bɔɔ bi ho atorɔ.