方差分析是通过以下哪个菜单命令进行的?() A: Anyalyze/CompareMeans/One-wayAnova B: Analysisofvariance/One-wayAnova C: Anyalyze/CompareMeans/Varianceanalysis D: Analysisofvariance/means

1.变异数分析（AnalysisofVariance，________）是两组独立样本t检定（假设两个群体变异数相等）之延伸。