假设检验

In this paper, we illustrated some statistical issues of confirming efficacy in clinical trials, including its conditions, the determination of clinical margin, the forms of the null and alternative hypothesis and confidence intervals, the choice of endpoints and some miscellaneous considerations.

本文从统计学角度阐明了以安慰剂作为对照和以阳性药物作为对照的3种临床试验确认疗效的条件、确认疗效的界值制定、确认疗效的假设检验方法、确认疗效的可信区间方法、以及确认疗效的指标选择等方面需要注意的问题。

Although the energies of the parallel TBTs are correlated with those of the antiparallel ones, the energy differences are significant between them; iv.

尽管平行TBT的能量与反平行TBT的能量具有相关性，但是t-假设检验表明二者在能量上的显著性差异是有意义的；4）。

The probabilistic detection of subliminal channels mainly under Bernoulli test with binomial distribution is studied. Some results of the security of many-time-used channels in hypothesis test model based on relative entropy are obtained. 6. The schemes to avoid the subliminal channels are summarized and compared with each other.

给出了一次使用信道的安全条件，研究了随机性的统计检测方法，主要是贝努利试验二项分布情况下的统计检测，给出了基于相对熵的假设检验模型下关于多次使用信道安全性的一些结果。

We also studied the capacity of Newton channel. 5. The security conditions of one-time-used channels are given. The probabilistic detection of subliminal channels mainly under Bernoulli test with binomial distribution is studied. Some results of the security of many-time-used channels in hypothesis test model based on relative entropy are obtained.

给出了一次使用信道的安全条件，研究了随机性的统计检测方法，主要是贝努利试验二项分布情况下的统计检测，给出了基于相对熵的假设检验模型下关于多次使用信道安全性的一些结果。

At last, by martingale large number theorem and central limit theorem, we study the hypothesis testing of parameters.

最后， 利用鞅大数定律和中心极限定理对参数作了假设检验。

Techinque such as coefficient of determination, parameter hypothesis testing of models,root mean square error .

整理并修正各种近红外分析模型的精度评价标准、方法，包括评价模型拟合度的决定系数，回归参数的假设检验；检测模型预测精度的均方根误差及残差分析。

Machinery noise fault diagnosis wavelet transform composite hypothesis test

机器噪声；故障诊断；小波变换；复合假设检验

The text introduces the probability of random events and issues of counter-examples; discrete random variables related to the distribution and continuous random variable distribution of counter-examples; independence and related issues in the Phase capacitive on the counter-examples; number of characteristics of the random variable The counter-examples of; parameters estimates and assumptions in the anti-testing case of problems.

该文主要介绍了随机事件及其概率问题中的反例；有关离散型随机变量分布和连续型随机变量分布中的反例问题；独立性与相关性相容性问题中的反例介绍；有关随机变量数字特征的反例探讨；有关参数估计与假设检验中的反例问题。

Statistical methods, measures of central tendency, measurement of dispersions, probability, probability distribution of discrete and continuous random variables, parameter estimation and hypothesis testing.

研究统计方法、集中趋势的测量、可能性数据分布的测量、离散型随机变量和连续型随机变量的概率分布、参数估计以及假设检验的测量。

The probability distribution function and the corresponding statistical parameters of sharing ratio of internal pressure in bedrock for embedded penstocks in terms of design reference per.

根据已搜集到的国内外部分水电站地下埋管围岩内压分担率的实测数据，利用统计数学中的K-S法和A-D法等检验方法进行了统计分析和分布假设检验，求得了水电站地下埋管围岩内压分担率在设计基准期内的概率分布函数及其统计参数，证明其最优概率分布函数可用对数正态分布来拟合。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。