查询词典 null hypothesis

An alternative to the classical approach : If the calculated t statistic is used as critical value, what is the smallest significance level at which the null hypothesis would be rejected

另一种想法：如果将算得的t 统计量作为临界值，那么使得零假设被拒绝的最小显著水平是多少？

Rather, this initial crosscountry analysis fails to reject the null hypothesis that the relative size of the SME sector per se does not exert a causal impact on growth or poverty alleviation.

相反地，这种初步的跨国别分析没有摈弃如下这种零假设，即中小企业部门本身的相对规模不对增长或消除贫困产生一种因果关系的作用。

A hypothesis is presented in the second chapter of this discourse based on the theory of F/M, to improve the unit's capability of phosphorus removed by advisably increase the value of F/M, and this hypothesis is proved to be practically feasible by a model experiment.

本文第二章从对F/M的理论分析出发，提出了在原有一体化氧化沟参数水平上适当地提高污泥负荷来实现提高除磷能力，使出水COD、TN、TP等指标全面达标的设想，通过模型试验证明这样的设想使切实可行的。

Conventional education started from a theory to another, from one hypothesis theories to an alternative hypothesis.

常规教育开始，从一个理论到另外一个理论，从一个假设到另一个假设。

Alternative Hypothesis -- What you are trying to prove. The hypothesis of a difference.

备择假设--想证明的假设，一般是总体存在差别的假设。

Investigating the Advantages of the Alternative Hypothesis and Dual-Hypothesis Testing Strategy

从科学资优生表现的特色，探索提升规则发现能力的方法

After searching ultimate owners of listed companies in China's stock market, I classify them into two types: state owners and non-state owners. Most importantly, this paper studies this issue on the ground of LLSV hypothesis instead of Berle and Means hypothesis.

本篇论文的改进与创新主要体现在：第一，把LLSV研究范式引入中国上市公司的所有权和控制权研究，追溯中国上市公司最终控制人的所有制性质及其拥有的所有权和控制权。

This chapter briefly introduces theory on the efficiency of state-owned companies, theory based on Berle and Means hypothesis, theory based on LLSV hypothesis and theory on pyramidal structure, with the aim of providing theoretical background for study on China's listed companies.

第二章是理论研究回顾，介绍国内外相关的理论研究成果，包括国有企业效率的理论研究、Bede和Means范式的理论研究、LLSV范式的理论研究、金字塔控股结构的理论研究四个方面，从而较系统地了解国内外相关理论成果。

In this paper, with polygon line hypothesis of τ-u relationship of horizontal restrained condition of foundation, and winker hypothesis of vertical restrained condition of foundation, a new analytical method to calculate thermal stress of mass concrete structure on foundation with biconditional restriction is presented.

1概 述在现有的地基上砼板温度应力的计算方法中，多考虑地基的单向非刚性约束及假定板全截面均匀受力进行有关的推导与分析。

Did a careless hypothesis that cannot come true, next again critically the hypothesis object with him satirize, this kind of defect that writes article means to also be a kind of bookman.

做了个胡乱的不能实现的假设，然后再批判和讽刺自己的假设对象，这种写文章方式也算是一种文人的毛病吧。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。