Ukuhlolwa kwe-chi-square
Ukuhlolwa kwezibalo okuqhathanisa inani lokuwela igodi ngalinye okubonwe nelilindelekile elingu-n/37. Kusetshenziselwa ukunquma ukuthi isondo lichemile yini.
Esimweni sawo
Hlanganisa (okubonwe − okulindelekile)² / okulindelekile kuwo wonke amagodiokokusebenzaIgodiEsinye sezikhala ezingu-37 ezinezinombolo ku-rotor. Kubuye kuthiwe: slot, cup.Funda konke → angu-37; qhathanisa nokusabalala kwe-chi-square okunamazinga enkululekoilebhuAmazinga enkululekoInani lamanani azimele esitatistikini. Ekuhlolweni kwe-chi-square kumagodi angu-37 lingu-36, ngoba amanani okubala kufanele ahlangane abe yinani lonke.Funda konke → angu-36.
UKarl Pearson washicilela lokhu kuhlolwa ngo-1900, futhi esinye sezibonelo zakhe zokuqala ezixazululiwe kwaba ukujikeleza kwe-roulette e-Monte Carlo okungu-26,306 okubhaliwe, akuthola kungahleliwe ngendlela esolisayo. Ukuhlaziywa kwakamuva kwaphakamisa ukuthi izintatheli ezazikubhale zazizenzele okunye kwakho.