总体均值

本文研究有辅助指标的PPS整群抽样，构造了总体均值和总值的PPS比估计量，证明PPS比估计量是可用的，给出PPS比估计量优于PPS估计量的条件并讨论其优良性。

In this paper , we research the PPS cluster sampling with auxiliary target , construct the PPS ratio estimators of population mean and population total , prove that the PPS ratio estimators are feasible and give the condition that the PPS ratio estimator is superior to PPS estimator .

随机变量总体均值在降落伞技术中的应用

Application of population mean of random variables to parachute Technology

正态总体均值的假设检验及其在Excel中的实现

Hypothesis Testing of Normal Population Mean and Its Application in Excel

正态总体均值的F检验法

The Method of F-Test for the Hypothesis Testing of the Mean of the Normal Distribution

最佳渐近正规估计量渐进多元正态总体均值最紧致某处最优势检验秩集样本的应用渐变为最大（G）

The most stringent somewhere most powerful one sided test of the asymptotic multivariate normal population mean & The application of the ranked set sample ;

继而运用统计分析理论中的F检验和t检验，推断大修前后气隙值总体均值及方差变化，确定气隙值总体置信区间。

Further using the F-test and t-test , the air gap value 's mean value and variation of variance are deduced and , the confidence interval of air gap before and after the heavy repair is decided .

PPS放回抽样方案下对总体均值的估计与简单随机抽样方案下对总体均值的乘积估计是实际应用相当广泛的两种抽样方法。

The estimation for the population mean under PPS sampling scheme and the product estimation for population mean under simple random sampling scheme are two often methods in practice . Their theoretical research is very rich too .

通过两总体均值检验（t检验），Wilcoxon秩和检验，配对检验以及Binomial检验等四种方法，我们发现家族内基金的平均相关系数显著高于家族间基金的平均相关系数。

Based on four tests ( simple t test , wilcoxon rank test , pair wise test , and binomial test ), we find that the average correlation coefficient within the family is significantly higher than the correlation coefficient between the family and outside families .

平衡损失下正态总体均值的序贯估计

Sequential Estimation for the Mean of Normal Population Under Balanced Loss

总体均值估计量最小方差的改进

Improving methods to calculate estimator minimum variance of the finite population mean

序约束下三指数总体均值的极大似然估计

Maximum Likelihood Estimation of Ordered Means of Three Exponential Populations

总体均值随机加权估计的相合性问题

Consistence Problem of Randomly Weighted Estimate of the Population Means

正态总体均值方差的经验似然比置信区间估计

Empirical Likelihood Ratio Confidence Interval Estimation for Normal Population Parameters

并利用秩集样本进行了渐进多元正态总体均值的最紧致某处最优势检验。

Then the ranked set sample has been used to do the test .

方差未知的多总体均值检验的一种可行方法

A practical method of Multi-population mean check under the condition of unknown variance

两正态总体均值差异显著性检验的讨论

On the significance of the difference between two means

现行价值与统一币值会计集平均；统计平均值；系综平均值；总体均值

Constant dollar and current cost accounting ensemble average

等距抽样中总体均值的回归估计

Regression estimation of population mean in systematic sampling

在不放回抽样条件下总体均值的估计

Estimation of Overall Average Without Replacement of Samples

极端值影响下总体均值估计量的调整按人口平均计算的国民生产总值；人均国民生产总值

The Adjustment of Mean Estimation with Extreme Value ; per capita gross national product

两个正态总体均值与方差同时检验问题的研究

The Researches on Coinstantaneous Testing the Hypothesis about Means and Variances on Two Normal Population

有限总体均值的缺损样本估计

Incomplete sample estimation of finite population mean

正态总体均值已知情况下方差的统计推断问题

The Statistical Inference of the Variance of Normal Population in the Case of Known Meau

正态总体均值与标准差比在树序约束下的最大似然估计

Maximum Likelihood Estimation of Ratios of Means and Standard Deviations from Normal Populations under Tree-order Restriction

关于样本均值的抽样分布能否作正态近似的探讨集平均；统计平均值；系综平均值；总体均值

The Argument whether Sampling Distribution of Expectation of Samples Approximately Obey Normal Distribution ; ensemble average

狭义遗传率[加性遗传方差在总表型方差中所占的比例]正态总体均值与标准差比在序约束下的广义p-值检验

Testing Ratios of Means to Standard Deviations from Normal Populations under Order Restrictions with Generalized p Values

在简单随机抽样中，样本均值是总体均值的无偏估计。

In a simple random sampling , the sample mean is an unbiased estimate of the population mean .

对于样本均值估计总体均值，给出了基于误差限制的样本容量的计算式。

The calculation formulas of sample size based on the error limitation are given for estimation of population mean .

我们有几种不同的方式去定义这个概念，萚鲇谖颐侵傅氖？样本均值还是总体均值。

We can define it in a couple of different ways depending on whether we 're talking about sample mean or population mean .

结果推导出数量特征敏感问题加法模型二阶段抽样调查总体均值的估计量及其方差、估计方差的计算公式。

Results Formulas for the estimation of the population proportions and its variance on additive model for quantitative sensitive question survey were deduced .