Method: Dummy variable is used for analysis of covariance and analysis of variance.
方法：在协方差分析与方差分析中使用哑变量。
By analysis of covariance we compared the difference of MDI and PDI between the two groups.
运用协方差分析法比较两组婴儿MDI和PDI的差异。
By analysis of covariance the differences of MDI and PDI between the two groups were compared.
运用协方差分析法比较两组婴儿MDI和PDI的差异。
The results were compared and analyzed with the t test and analysis of covariance between the two groups.
两组间结果比较采用t检验及协方差分析法进行分析。
Conclusion: It is easy to understand the analysis of covariance and analysis of variance can also be considered in regression analysis setting by defining appropriate dummy variables.
结论：在协方差分析中使用哑变量使对模型的理解变的简单，在方差分析中使用哑变量使得可以从回归的角度来理解模型。
Linear model is a vital class of statistical model which involves regression model, variance analysis model, covariance analysis model and mixed model etc.
线性模型是一类很重要的统计模型，它包括回归模型、方差分析模型、协方差分析模型以及混合模型等。
We use the covariance analysis method to appraise teaching efficiency and provide an important basis for scientific management of teaching.
利用协方差分析方法评价教学效率，为教学的科学管理提供了重要依据。
By the analysis of airborne gravity measurement data, this paper constructs a space covariance function model with spatial characteristics.
本文通过对航空重力测量数据的分析，建立起具有空间相关特性的空间协方差函数模型。
We see from the results of the SVD analysis that, the contribution of the modes explaining less squared covariance percentage must be considered for some regions and some periods.
分析发现，模态方差的大小只反映模态对整个分析时段和整个分析区域贡献的大小，但对某些时段、某些区域来说，方差较小模态的贡献很大；
Covariance analysis suggested that both slope position and altitude had no significant effects on the species abundance patterns of Quercus wutaishanica community in the study area.
协方差分析表明，海拔和坡位都没有对辽东栎林的群落多度格局产生显著影响。
In order to get rid of the effect of baseline FEV1 changes induced by atropine inhalation, covariance analysis was used.
为了排除吸入阿托品后基础FEV_1变化的影响，采用协方差分析法进行检验。
When the blood lead level was adjusted by covariance analysis, reactive time in choice reaction test of the ALAD1-2 genotype was closed to that of ALAD1-1 homozygote.
在应用协方差分析充分均衡了两组的血铅水平后，ALAD1- 2的选择反应时间与ALAD1- 1组十分接近。
This paper presents the analysis and comparison between Monte carlo method and statistical covariance method which are used to research analog target of missile system.
本文对研究导弹系统模拟打靶的蒙特卡洛法与统计协方差法进行分析、比较。
As an important index to evaluate the reliability of eddy covariance measurements, energy balance analysis has been widely accepted by the community.
能量平衡分析作为评价涡度相关法通量观测数据可靠性方法，备受学界重视。
Further using Covariance Structure Model, we make an empirical analysis of these factors.
并采用协方差结构模型分析方法，对这些因素进行了实证研究。
Methods: to 104 gongs bone near carry the treatment method of the bone fracture patient to proceed with the result the covariance learn the analysis.
方法对104例肱骨近端骨折病人的治疗方式和结果进行统计学分析。
Methods: to 104 gongs bone near carry the treatment method of the bone fracture patient to proceed with the result the covariance learn the analysis.
方法对104例肱骨近端骨折病人的治疗方式和结果进行统计学分析。
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