查询词典 randomization test

NMath Stats contains a data table class with functions for computing descriptive statistics, such as mean, variance, standard deviation, percentile, median, quartiles, geometric mean, harmonic mean, RMS, kurtosis, skewness, and many more; PDF, CDF, inverse CDF, and random variable moments for a variety of probability distributions, including normal, Poisson, chi-square, gamma, beta, Student's t, F, binomial, and negative binomial; Combinatorial functions, such as factorial, log factorial, binomial coefficient, and log binomial; Multiple linear regression; Basic hypothesis tests, such as z-test, t-test, and F-test, with calculation of p-values, critical values, and confidence intervals; One-way and two-way analysis of variance and analysis of variance with repeated measures; Multivariate statistical analyses, including principal component analysis and hierarchical cluster analysis.

nmath统计包含一个数据表的阶层与职能计算描述性统计，如平均，方差，标准差，百分位，中位数， 25 ％，几何平均数，调和的意思是，有效值，峭度，偏度，还有更多的； PDF格式，民防部队，逆民防部队，并随机变量矩的各种概率分布，包括正常，泊松，卡方检定，伽玛，测试版，学生的吨，男，二项式，并负二项分布；组合的功能，例如阶乘，日志阶乘，二项式系数，并登入二项式；多元线性回归；基本假设测试，如的Z测试， t检验， F检验，计算p值，临界值，和置信区间；之一，双向和双方法方差分析和方差分析与反复的措施；多元统计分析，包括主成分分析和聚类分析。

Firstly, single factor analysis, including Independent-sample T Test for scale variables, Chi-square Test for binomial and nominal variables, Nonparametric Test for ordinal variables, was used in 60 clinical variables.

先将所调查的60个临床指标进行单因素分析，连续型变量采用独立样本t检验(Independent-Sample t Test)，二分类变量和无序变量采用卡方检验(Chi-squareTest)，有序变量采用非参数检验(Nonparametric Test，NPar)。

In this paper, univariate or/and bivariate binormal model was established and its parametrers was estimated by the"method of scoring". To calculate the statistical significance of the difference between two ROC curves using any one of three distinct statistical tests: the bivariate Chi-square test, the area z-score test, and the TPR z-score test.

本文探讨了单变量、双变量双正态ROC模型的构建及其参数的最大似然估计方法；采用双变量卡方检验、真阳性率z检验、面积z检验三种方法比较了ROC曲线间是否具有显著性差异。

Biuret test A test for the presence of proteins, in which sodium bydroxide is added to the test solution, followed by drops of 1% copper sulfate solution.

双缩脲试验：鉴定蛋白质存在的试验。在待检测溶液中加入氢氧化钠，然后滴加1％硫酸铜溶液。

After 21 days, the local histological and immunological effect were investigated by muscle stimulation test, lymphocyte blastogenesis test and cytotoxicity test.

植入21天后分别采用肌肉刺激实验，刀豆蛋白A诱导的脾淋巴细胞转化实验和补体依赖性细胞毒实验分析生物衍生骨对动物机体局部组织的影响和免疫功能的影响。

Taroko Blood Orange is introduced from Italy, through a decade hardworking, it has gradually become the unique product in the southern part of Sichuan, with big fruit, thin skin, less seeds, rich juice, stable production, the product passed the audit of crops of Chongqing in 2003; won the excellent standard test issued by the Quality Test Center of Citrus and Nursery Stock in Agricultural Ministry in April, 2006, also in April of 2006, by test, the announcement from Food QC Center of Agricultural Ministry said that the product enjoys environment friendly standard.

项目简介：塔罗科血橙新系产品原种由意大利引进，经近10年的选育逐步形成为具有川南风味的特色品种，具有果实较大，皮薄，少核优质，香甜汁多，丰产稳产等特点，产品2003年通过重庆市农作物品种审定，产品2006年4月经农业部柑桔及苗木质检中心检测品质达极优标准，产品2006年4月经农业部食品质量监测中心检验产品质量符合无公害食品标准。

Six kinds of superior Leguminosae and grasses including Sweet pea , partridge pea , Utah sweet vetch , meadow brome , yellow bluestem and cambar bluegrass are introduced from the Western and Middle parts of USA with similar climate to the Loess Plateau according to the theory of similarity of climate. The experiments are focused on adaptability, regularity of growth and development, eco-economic values, and technique and model of cultivation of the introduced plants, following the procedure of primary test, regional test and production test.

按照"气候相似论"的观点，选择与黄土高原生态条件较为接近的美国中西部地区，引进了多年生香豌豆、美丽鹧鸪豆、犹他甜苕子、牧场草、黄兰沙梗草、康巴早熟禾等6种优良水土保持草本植物，按照"初选试验—区域性试验—生产性试验"的程序，对引进植物的物候、抗性、生长发育规律、生态经济价值、栽培技术等进行系统研究。

On the basis of the test results of a full scale hot state explosion test a calculation and analysis was conducted of the explosion pressure of the following: square box test parts, nodular cast iron boiler, grey cast iron boiler and grey cast iron boiler plates.

基于一次大规模热态爆破试验的结果，分别对方箱试件、球墨铸铁锅炉的爆破压力、灰口铸铁锅炉和灰口铸铁锅片的爆破压力进行了计算和分析，得出安全系数选取的推荐值。

On the base of analysis concerning Tianjing and Tanggo-Xingang soil properties and observation results of settlements, some rules of settlement of buildings in the area were obtained. Final settlements, settlements at end of construction and the time of final settlement were discussed. Tests used for determining paramcters of four models were introduced. The parameters in Duncan-Chang model are determined from isotropic consolidation test and the parameters in Gong-Xiannan model from Ko consolidation tests while the parameters in the model proposedin chapter 2 from the equal increment stress ratio test and ones in the bounding surface model developed in chapter 3 from the effective stress-path of CIU test.

根据天津市区及塘沽新港地区的地基土质情况以及沉降观测资料，分析了该地区建筑物沉降的一些规律，讨论了最终沉降量，完工时的沉降量以及沉降稳定时所需要的时间，介绍了确定各模型参数所需要的试验：Duncan—Zhang模型参数根据等向固结的三轴试验确定；龚晓南Ko固结模型根据Ko固结三轴试验确定；本文建立的非线性弹性模型根据等向增量应力比试验确定，边界面模型参数可根据固结不排水剪切试验的有效应力路径确定。

This paper introduces the experimental study on the model test of anchoring joint of stay cable used in Nanjing railway station, including the finite element analysis, the design of the test installation, the test results analysis, etc.

较详细地介绍了南京站主站房斜拉索锚固节点的试验过程，包括有限元计算、试验装置设计、试验结果分析等。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。