null hypothesis

On Choice of Null Hypothesis in Statistical Parameter Hypothesis Testing

关于参数假设检验中零假设的选择

The null hypothesis to be white noise has been rejected .

经检验，时序为白噪声的零假设被拒绝。

Research on the Proportion of Null Hypothesis in Multiple Hypothesis Testing

多重假设检验中原假设比例问题的分析研究

Under null hypothesis , the limit distributions of statistics are obtained .

在原假设下得到检验统计量的极限分布。

On the Asymptotic Properties of Nonparametric Likelihood Ratio Test Under Composite Null Hypothesis

复合零假设下非参数似然比检验的渐近性质

We derived the asymptotic distribution of the proposed test statistic under the null hypothesis .

在零假设下，得到了检验统计量的渐近分布。

The correction for the null hypothesis in the test of evaluator reliability

对评分者信度检验中零假设的更正

We derive the asymptotic distribution of the test statistics proposed here under null hypothesis .

我们推导了在原假设下所提出的统计量的渐近分布。

It is a remarkable progress by contrast with the classical clinical trials under null hypothesis .

与经典的虚假设临床试验相比，这是一个明显的进步。

We proposed a Pseudo likelihood ratio test statistic and obtained the limiting distribution under null hypothesis .

提出一种拟似然比检验统计量，并在原假设下给出统计量的极限分布。

Objective : To proposes the basic principles and methods of the clinical trial under non_ null hypothesis .

目的：提出非虚假设临床试验的基本原理和方法。

The fluctuations of allele frequency were obtained under the null hypothesis and alternative hypothesis .

试验考察了零假设和备择假设下等位基因频率的变化。

Improvement on null hypothesis for single-side test

关于单边检验的原假设的改进

Whenever we reject the null hypothesis , the conclusion we do accept is called the alternative hypothesis .

无论何时，拒绝无效假设时，我们所接受的结论叫做备择假设。

In single-side hypothesis testing , the exchange of the null hypothesis and alternative hypothesis would induce two different testing results sometimes .

在单侧检验中，有时由于交换原假设与备择假设，会得到两个不同的假设检验结果。

The rule proposed before is applicable only to judge " whether or not to reject the null hypothesis " .

以往的规则只能用来判断“能不能拒绝原假设”。

These methods are usually called neutrality tests because the neutrality hypothesis is taken as the null hypothesis in the tests .

这些方法以中性假说作为零假设，结合统计检验方法分析DNA数据，被称为中性检验。

The threshold under the null hypothesis was got from the changes of allele frequency through 10 generations of random mating .

零假设下考察10个世代随机交配后等位基因频率的变化范围，并通零假设下分布确定阈值。

This paper analyzes the problem appearing in the parameter significance testing based on different choice of null hypothesis and discusses the choice principles of null hypothesis .

分析了参数的显著性检验中由于零假设的不同选择所出现的问题，探讨了零假设的选择原则。

As a result , the denominator and numerator should be about equal if the null hypothesis is true .

因此，如果无效假设为真，那么分母和分子应该差不多相等。

The different testing results from the theories are analyzed , some methods on how to establish null hypothesis and alternative hypothesis are formulates with some examples .

因此，先从理论上对检验结果进行分析，然后结合实例来阐述建立原假设和备择假设的一些方法。

Durbin ( 1951 ) presented a rank test that may be used to test the null hypothesis of no differences among treatments in balanced incomplete block design .

Durbin（1951）的秩检验，可用于检验平衡不完全区组设计处理问无差异的零假设。

Now the goal is to fail to reject the null hypothesis , to get results that are statistically insignificant & in essence , to find nothing .

现在，研究的目标就是“不排除零假设”，就是“找到统计不显著的结论”&究其本质，即为寻找到“空与无”。

Firstly , we discuss whether the proportion of null hypothesis could be estimated , and we give the condition of the identification of the proportion of null hypothesis .

首先，我们对原假设比例的可估性进行讨论，给出了原假设比例可估的条件。

Under null hypothesis , the limit distributions of statistics are standard normal regardless of the period of seasonality and periodical heteroscedasticity of shocks .

在原假设下得到该检验统计量的极限分布服从于标准正态分布，并与季节周期d和误差项的周期异方差无关。

When null hypothesis is not rejected for significance test between two averages , sometimes the result is wrongly interpreted as an indication of equivalence between two clinical treatments .

对两组平均水平差异的差异性检验得出不拒绝零假设的结论时，此结果常常被误解为两治疗方案疗效等价。

The explicit null hypothesis often used is that the time series is generated from a linear , stochastic , Gaussian stationary process , including a possible invertible nonlinear static observation function .

常用的替代数据法的零假设为原序列来自（经过单调静态非线性变换的）平稳线性高斯随机过程。

Above all , we put forward a new method to estimate the proportion of null hypothesis , and we have proved that the estimation value by this new method converge to the true value .

而且提出一种估计原假设比例的新方法，并证明了用这种方法得到的原假设比例的估计值收敛于原假设比例的真实值。

We propose the Subsampling method to detect changes and show that the empirical distribution of subsampling test converges in probability to that of CUSUM test under null hypothesis .

提出均值变点的Subsampling检验，证明了Subsampling的经验分布是依概率收敛于累积和检验统计量在原假设下的极限分布，而且这种收敛性质在数据存在变点时也是成立的。

We would like to reject H0 ( recall that in statistical hypothesis testing rejection of Null hypothesis is always a strong conclusion ), thereby demonstrating that the process is capable .

我们想要否定H0（取消对统计的假设中无效力假设的测试否定一直是一个强大的结论）。因此，示范加工是有能力的。