样本量

词组短语

sample size · sample capacity

与样本量相关的网络例句 [注：此内容来源于网络，仅供参考]

According to the influence of air pollutant source parameters, weather factors, approach underlying surface layer and non-linearity reaction, the correction coefficient is to modify final simulate value, which perfectly resolves the problem of the result probability and complexity actually. Therefore, the result of the model is more reliable.(2) Long-term monitoring average concentration isoline map and simulating air pollutant concentration isoline map are drawn by drawing function of surfer 8.0 software.

本研究提出的长期平均浓度模型的预测值与实测值的相关系数r=0.813在α=0.05下通过检验，且验证的样本量大，计算结果具有代表性，为湛江市郊区环境空气质量全面预测和污染防治提供理论依据，该模型亦可进而推广应用于SO_2、NO_x、CO等大气污染物的扩散状态研究和计算。

In this paper, we developed an alternative test to cope with the trade-off between safety and efficacy.

在Ⅱ期临床试验阶段，由于样本量较小的缘故不大可能同时控制反应率和毒性的第一类错误，我们可以根据实际临床需要将这两个第一类错误分别确定在不同的显著性水平。

Using IPG-DALT method, electrophoresis provide belier analysis for the lens protein separation, but the data repeatability should be further improved.

用IPG-DALT的方法，综合小样本量和低密度凝胶电泳与大样本量高密度凝胶电泳结果，可以更好地分析晶状体蛋白的分离效果，但重复性还有待进一步提高。

On the premise that the quantity of the test is ensured, a scheme of reliability acceptance test in binomial case is formulated by using prior information efficiently.

在试验样本量一定的条件下，充分利用验前信息弥补现场试验信息的不足，从平均后验风险角度制定了成败型系统可靠性鉴定试验的Bayes方案。

Objective Discuss the accuracy of sample size determination involving binormal ROC parameter estimation.

目的 探讨ROC双正态样本量估计方法的准确性。

For fitting ROC curves and getting the area under the ROC curve, we applied the parametric methods of binormal models and ordinal regression models, the semiparametric method of Cox proportional hazards model, the nonparametric methods of Hanley, Delong.

本文采用双正态模型、有序回归模型等参数法，Cox比例风险模型半参数法，Hanley、Delong非参数法拟合了ROC曲线；文中也考虑了样本量的估计、协变量的混杂效应、再抽样技术计算ROC曲线下面积的标准误与可信区间等问题；并研究了SROC分析方法。

Methods Chondrocytes from auricled cartilage of 4 weeks old New Zealand White rabbit were seeded onto chitosan/PLA-PCL network.

方法将 4周龄新西兰大耳白兔耳廓软骨细胞接种在 2 0个壳聚糖 PLA PCL及牛跟腱Ⅰ型胶原海绵支架上，将细胞支架复合物分为 2组，动态组(样本量为 10 )采用旋转培养，静态组(样本量为 10 )采用静置培养。

Objective:This paper proposes an iterative noncentral procedure for the sample size determination in log rank test and compares it with the LachinFoulkes procedure. Methods: Samplings are performed with a prescribed size.

本研究首先按临床数据实际分析过程说明设计参数赋值依据和生存研究所需样本量测定原则，然后提出迭代非中心法，即借助重复抽样估计其非中心参数，测定所需样本量，并同基于指数分布的方法进行比较。

The Tongfuxingshen liquid proctoclysis can promote the patients in unconscious state to conscious state, and improve the degree of coma and the scores of nervous functional defects,To observe the expression of HSP70, HO-1mRNA and the Cerebral vessels permeability, encephaledema in rat brain after experimental haemorrhagic stroke. Hemorrhagic stroke Sprague Dawley rat model was made by injecting collagenase type Ⅶ and hepathrom stereotaxically, Rats were randomly divided into fake operation group, model group and enema group, take orally group, in three time point (3 days, 5 days, 7 days) we observed the change of cerebral vessels permeability, encephaledema and HSP70 immunohistochemistry, HO-1mRNA hybridization in situ.

结果表明，通腑醒神液直肠滴注较灌胃起效快，能尽快促使昏迷患者神志清醒，意识清醒时间平均为4.94天，而灌胃组为6.9天，经统计学处理有极显著性差异；明显改善患者的昏迷程度，第8天治疗组Glasgow-Pittsburgh昏迷评分值平均为29.39分，对照组为26.60分，经统计学处理有极显著性差异；治疗后14天临床疗效比较，通腑醒神液直肠滴注组总显效为54.84%，总有效率为80.65%，而灌胃组总显效为43.33%，总有效率为66.67%，经统计学处理无差异性，可能为样本量过少有关，尚需进一步增加样本量评估。

The main results achieved are:The computation of the means,variances,and covariances of logistic orderstatistics for sample sizes 〓 and some other selected values up to 100 byusing FORTRAN computer programs and showing that similar results for otherdistributions can easily be achieved with slight modification to the programs.

对〓的样本量和某些挑选的高达100的样本量，用FORTRAN计算机程序计算了Logistic的顺序量的均值、方差和协方差，得到了有关的数据文件。

与样本量相关的网络解释 [注：此内容来源于网络，仅供参考]

average sample number：平均样本量

平均误差|mean error | 平均样本量|average sample number | 平均熵|mean entropy

ASN Average Sample Number：平均样本量

ASL Approved Supplier List 合格供应商清单 | ASN Average Sample Number平均样本量 | ASSY Assembly 装配,组装

Single Blinding：单盲

Simple Randomization 样本量、样本大小 | Single Blinding 单盲 | Sponsor 申办者

required confidence level：可信赖水平

sample size 样本量 | required confidence level 可信赖水平 | the number of sampling units in the population 总体中样本的数量

ineligibility：不合格

2.退出(withdrawal) 指研究对象在随机分配后从实验组或对照组退出.这不仅会造成原定的样本量不足,使研究工作效率 降低,且易产生偏倚.退出的原因可能有以下几种:⑴ 不合格(ineligibility) 一般在实验研究时, 研究者对实验组往往观察仔细,

proportional allocation of sample size：样本量的比例分配

proportional action factor 比例作用因数 | proportional allocation of sample size 样本量的比例分配 | proportional amplifier 比例放大器

simple randomization：样本量、样本大小

Severity 严重程度 | Simple Randomization 样本量、样本大小 | Single Blinding 单盲

Sample size：样本量

样本容量或样本量(sample size)构成样本的元素的数目. 参数(parameter)用来描述总体特征的概括性数字度量. 比如:总体平均数、总体标准差、总体比例等. 统计量(statistic)用来描述样本特征的概括性数字度量. 比如:样本平均数、样本标准差、样本比例等.

Calculating Sample Size：样本量计算

. Data Collection Techniques 数据收集技术 | . Calculating Sample Size 样本量计算 | . Data Collection Plan 数据收集计划

crystallin：晶状体蛋白

结果当上样量为150μg,13%的分离胶对晶状体蛋白(crystallin)的分离效果较好,当上样量为1.2mg,10%的分离胶对高相对分子质量蛋白的分离效果较好.凝胶点的匹配率为83.5%和 91.7%.结论用IPG-DALT的方法,综合小样本量和低密度凝胶电泳与大样本量高密度凝胶电泳结果,