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Hypothesis testVariance homogeneity

Kipimo cha Bartlett cha Usawa wa Vigezo

Kipimo cha Bartlett ni utaratibu wa kawaida wa kigezo kwa ajili ya kupima kama vikundi viwili au zaidi huru vinashiriki kigezo cha kawaida cha idadi ya watu. Kuanzishwa na Maurice Stevenson Bartlett mnamo 1937, kinasisitiza dhana batili kwamba vigezo vyote vya kikundi ni sawa kwa kujenga takwimu ya chi-mraba kutoka kwa uwiano wa vigezo vilivyounganishwa na vya kikundi binafsi. Ni hatua ya kawaida ya kabla ya uchambuzi kabla ya kutumia ANOVA au taratibu nyingine ambazo uhalali wake unategemea dhana ya usawa wa vigezo (homoscedasticity).

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Vyanzo

  1. Bartlett, M. S. (1937). Properties of sufficiency and statistical tests. Proceedings of the Royal Society of London. Series A, 160(901), 268–282. DOI: 10.1098/rspa.1937.0109

Jinsi ya kunukuu ukurasa huu

ScholarGate. (2026, June 2). Bartlett's Test for Homogeneity of Variances. ScholarGate. https://scholargate.app/sw/statistics/bartlett-test

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Imerejelewa na

ScholarGateBartlett's Test (Bartlett's Test for Homogeneity of Variances). Imepatikana 2026-06-15 kutoka https://scholargate.app/sw/statistics/bartlett-test · Seti ya data: https://doi.org/10.5281/zenodo.20539026