Test of goodness of fit proved that when the index of aphid degree was less than 80 and the samples were more than 100, the quantity estimation accuracy was as high as 90%.
对该分级标准及回归模型的拟合检验结果表明，当蚜情指数小于80、抽样量在100株以上时，对蚜量的估计可达90%的准确度。
Results: a general framework of the model is established. The property of covariance density and the goodness of fit test are given.
结果：提出了模型的一般框架，并给出了协方差密度的性质以及模型的拟合优度检验。
The theory of weighted empirical processes is an important element for (generalized) nonparametric likelihood ratio goodness of fit test.
在讨论(广义)非参数似然比拟合优度检验时，加权经验过程理论是一个非常重要的基础。
On fat tail structure of the given data, the law of A-D goodness of fit test is better than the K-S goodness of fit test, the former is more sensitive and rational.
对具有厚尾结构的数据的拟合优度检验选择A—D拟合优度检验法优于K - S拟合优度检验法，前者对尾部检验更敏感，更合理。
Test the models using three measures of goodness of fit (error tests).
使用三种措施的拟合优度(误差测试)，测试模型。
Results:The results show that the queue is 12-minute run, 20-m shuttle run, PWC170 test and step test, according with the order of the goodness of fit from high to low.
研究结果：实验结果显示，建立的四项预测回归模型的拟合优度从高到低为12分钟跑、20米折返跑、PWC170实验、台阶试验。
To compare the goodness of fit of two linear models, a method of hypothetic test has been proposed in this paper. The principle of the methods is proved theoretically.
为了比较两个线性模型的拟合优度哪一个高，本文提出了对两个模型的拟合优度进行假设检验的方法，对该方法的原理进行了论证。
The goodness of fit test of genetic model was significant, indicated that besides additive-dominance, other factors, such as epistasis, might affect grain plumpness.
一些组合的遗传模型的离回归测验显著，表明除了基因的加性-显性作用外，还有一些因子对充实度有影响。
The goodness of fit test of genetic model was significant, indicated that besides additive-dominance, other factors, such as epistasis, might affect grain plumpness.
一些组合的遗传模型的离回归测验显著，表明除了基因的加性-显性作用外，还有一些因子对充实度有影响。
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