查询词典 homogeneity

On the basis of the analysis of several typical accidents in the operation of well cementing, different factors of cement slurry affecting the operating safety of well cementing are presented, which include the uniformity of formula materials in laboratory and on the spot, the homogeneity of mixed formula, the quality of oil well cement and additional agents, and the formula design of cement slurry.

沈伟，影响固井作业安全的水泥浆因素及其标准化工作对策从分析几个典型的固井作业事故事例出发，指出了影响固井作业安全的各种水泥浆因素，具体包括实验室与现场配方材料的一致性问题、混配均匀性问题、油井水泥及外加剂材质问题及水泥浆配方设计问题。

From a practical point of view, homogeneity of variances is obviously unreasonable.

从实际的观点来看，方差齐性条件显然是不合理的。

Preliminary analyses revealed that the assumptions of normality and homogeneity of variances were violated and could not be corrected using data transformations.

初步分析显示，该假设的常态与同质的差额被侵犯，并不能得到纠正利用数据变换。

The type of experimental design ; quantitative data ; precondition ; normality ; homogeneity of variances

实验设计类型；定量资料；前提条件；正态性；方差齐性

In this paper we discuss the tests for homogeneity of variances and correlation coefficients in longitudinal data model with exponential correlation covariance structure and obtain several score test statistics. The glucose data is used to illustrate our results.

本文针对具有指数相关协方差结构的纵向数据模型，研究了方差齐性和相关系数齐性的检验，得到了检验的score统计量，并对葡萄糖数据进行了分析。

After verifying the homogeneity of variances between the groups (verification of the variation coefficients), means were compared through an analysis of variance.

验证完组间变异的同质性后，均值通过方差分析进行比较。

In this study the cumulative meta-analysis method was used for ecology study first time and non-parameter effect size was suggested when parametric effect size violates the hypothesis of normal distribution of population and homogeneity of variances.

本研究在对整合分析方法详细阐述的基础上，首次利用该方法进行了全球变化生态学中关于大气平流层臭氧损耗所导致的紫外B区辐射增加对陆地植物生态系统影响的专题的系统研究。

Lin and Wei considered the tests for homogeneity of within-individual variances and between-individual autocorrelation coefficients of nonlinear models with AR(1) errors based on longitudinal data.

对具有AR(1)误差的非线性纵向数据模型，林金官和韦博成讨论了其方差和相关系数的齐性检验。

Normality of data was verified through the Kolmogorov-Smirnov test,and homogeneity of variances was checked using Levene\'s test.

四、数据处理全部数据分析处理均采用SPSS 13.0统计软件，实验结果用？

With the help of SPSS 13.0, Homogeneity of Variances and One-Sample Kolmogorov-Smirnov Test are adopted to examine whether variances are homogeneous and distribution of original data is normal. MANOVA and K-Independent Sample Test are employed to contrast the difference in seven motivation types and motivation intensity among seven gender role identities.

通过数理统计软件(SPSS13.0)对调查数据进行了方差齐性和正态分布检验，利用多元方差、秩次检验法分析了七种性别角色在七种动机类型、动机强度上的差异，定性分析了这种差异对学习成绩产生的影响。

If you are committed to an education career, then the Master of Arts in Education from Ashford University is for you.

如果你是致力于教育事业，那么，艺术教育硕士学位阿什福德大学是给你的。

objective:to explore the expression of survivin protein and its mrna in rectal cancer and their clinic significance.

目的：研究凋亡抑制因子survivin蛋白及其mrna在直肠癌组织中的表达及其与临床病理关系。