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N - Ekonomski Fakultet

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Sampling distribucija aritmetičkih sredina(3)Ako se slučajni uzorak veličine n ≤ 30 bira iz populacijenormalnog oblika sa sredinom i nepoznatomstandardnom devijacijom , varijablaX -~ tνn -1)X- slučajna varijabla koja pripada Studentovoj, t- distribuciji s =n-1stupnjeva slobode.27

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