English translation for "variance of population"

总体方差

Related Translations:

variance criterion:  方差标准方差准则

variance with:  和不和

positive variance:  正差异

component variance:  成分变异数

variance partitioning:  方差划分

discontinuous variance:  非连续性变量

activity variance:  业务活动差异业务活动量差异作业差异

variance planning:  计划差异

dominance variance:  显性变量显性变异

experimental variance:  经验温标实验方差

Example Sentences:

	1.	The present methods for testing the large - scale corpus segmentation have the following faults : a . it is difficult to exactly estimating the variance of population ; b . the sampling quantity is too large to test the corpus segmentation . to solve the given problems , we put forward the testing method based on clustering , which sorts the sample of corpus into many group by clustering them 语料库分词质量的评价问题是汉语语料库的特有问题，已有的简单随机抽样的方法，当语料库规模变大时，无法精确估计分词质量评价中语料库样本的总体方差，同时，为了保证检验的精度，传统抽样方法的检验费用太高。
	2.	The following merits can gain by using the clustering method : a . the sampling quantity can be reduced by using the method to test the segmentation of the large - scale corpus ; b . the testing precision can be improved and the variance of population can be estimated more exactly 与已有的简单随机抽样方法相比，本文提出的方法在大规模语料库分词质量评价时，有如下优点； a通过聚类得到语料库抽样样本分词正确率的分层知识，进而在检验中运用分层抽样带来的增益减少检验的费用： b

Similar Words：

"variance of estimaion error" English translation, "variance of estimated" English translation, "variance of gene frequency" English translation, "variance of mean" English translation, "variance of peak" English translation, "variance of preparation" English translation, "variance of probability distribution" English translation, "variance of proportion" English translation, "variance of ratio estimate" English translation, "variance of reaction" English translation