f ratio
... 偏差方差 error variance;error mean square 方差比 f ratio;variance ratio 方差区分清楚 variance partitioning ...
ratio of variance
...方差比;正态分布 [gap=870]y words: mathematical statistics; optimal confidence interval; extremum method; ratio of variance; normal distribution ...
variance e ratio
... variance e components 方差分量 variance e ratio 方差比 various s 不同的 ...