Assertion: sample | /r/HasProperty | the ratio f = s12 / s22
Facets:
Source sentences:
text: Suppose we have two samples with n1 and n2 observations, the ratio F = s12 / s22 where s12 and s22 are the sample variances, is distributed according to an F-distribution with v1 = n1-1 numerator degrees of freedom, and v2 = n2-1 denominator degrees of freedom.