这是因为当增加回答选项时,就增加了方差值的数目 — (观察值 - 期望值) 2 — 您可以求它的总数。
This is because as you add response options, you increase the number of squared difference scores -- (Observed - Expected)2 -- you can sum over.
对患者的手术前后MMSE评分进行重复测量设计资料的方差分析,观察干预效果。
Observe intervention effect of the MMSE score of these patients before and after surgery by repeated measures analysis of variance.
为了提高该方法的鲁棒性,通过两因子方差分析与加性模型分离人脸内因子与外因子,降低风格信息对人脸观察特征的影响。
In order to improve the robustness of this method, two-factor analysis of variance and additive model is proposed to reduce the impact of style information on face observed feature.
Central tendency is a measure of the center of a probability distribution of the-- Central tendency is a measure-- Variance is a measure of how much things change from one observation to another.
集中趋势用以描述,一组概率分布的中心,集中趋势...,而方差衡量的是,各个观察值之间的变化
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