查询词典 hypothesis

Firstly, reviewing and commenting on foreign and domestic literature about nonrecurring gains and losses; secondly, analyzing the definition and characteristics of nonrecurring gains and losses and the reason to form nonrecurring gains and losses; following, examining the research hypothesis using descriptive statistics and correlation analysis and regression of price and return model, furthermore optimizing the price model and return model through adding year variable and district variable which was divided according the return of the extraordinary items as dummy variables in the empirical research part.

文章先对国内外关于非经常性损益的研究现状进行回顾与述评；其次对我国关于非经常性损益的界定及其形成动机进行了分析；紧接着实证部分采用描述性统计、相关分析和运用价格模型和收益模型进行回归分析，对本文提出的研究假设进行检验，并加入年度虚拟变量和按照非经常项目利润率进行划分的区间虚拟变量对价格模型和收益模型进一步优化，使线性回归方程的拟合优度R2得到显著提高，利用优化后的模型对研究假设进一步检验。

In order to accurately simulate the mechanical behavior of sheet metal, normal anisotropy and anisotropy constitutive equations were derived by the author based on Kirchhoff hypothesis and Hill's yield function.

为了准确模拟板料的力学行为，作者根据Kirchhooff假设和Hill各向异性屈服条件，分别导出了厚向异性和各向异性金属材料的弹塑性本构关系。

Indicates that we reject the null hypothesis at the 10 % level .

表明， 我们拒绝空假说在10 %级。

Sample size of 275 patients per arm would provide at least 90% power to test the null hypothesis.

在这里需要注意的一点是，样本量的计算是基于非劣效检验。

Our goal: use the evidence in a randomly selected sample of data to decide whether to accept the null hypothesis.

我们的目标：利用一个随机选取的样本提供给我们的证据来决定是否应当接受零假设。

Indicates that we reject the null hypothesis at the 5% level .

表明， 我们拒绝空假说在5%水平。

You want the null hypothesis, that the data are normal, to be true.

这个检验中，你不希望拒绝原假设，而希望证明数据是满足正态性的。

If we reject the null hypothesis that but cannot reject , we find evidences supporting eggs first.

如果零假设拒绝了却不能拒绝，则我们发现了蛋在先的证据。

In an investigation of the relationship between variables X and Y, which of the following would most likely be the null hypothesis?

在一个变量之间关系的调查，X和Y，下列哪一项最有可能空假说？

It used to be that the goal in econometric work was to get results that were statistically significant, to reject the null hypothesis.

以前，计量经济学的目标，是找到一个具有统计显著性的结论，排除掉"零假设"。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。