Methods To collect data by cluster sampling and analyze data by polychotomous Logistic regression.

方法采用整群抽样调查搜集资料,采用多类析筛选影响因素。

Lots of charts and formulas have been put forward in virtu e of regression methods.

国内外学者用多元方法提出了许多图表和公式。

Regression analysis data suggest that debt financing had a crowding-out effect on uncompensated care service.

迥析显示负债对免费医疗支出有排挤效果。

Regression of rubeosis iridis seas 70.4%.

虹彩新生血管消退者佔70.4%。

The standardized regression coefficient has been a common tool for assessing the effect, predictive power or explanative power of an independent variable (IV).

摘要多元迴里标准化迴系数常被用来表达一个自变项作用、预力或解释力。

The pressure drop per hectometer and the relation of oil-gas water three-phase pressure drop and oil-water two-phase pressure were obtained by the regression analysis of the experimental data.

对试验试数据进行了处理及析，得出了百米压降及油气水三相压降与油水两相压降关系。

In the fitting methods of both the ordinary nonparametric regression models and the varying coefficient regression models, the error term of the models is usually assumed to be homoscedastic.

在以上这些模型拟合方法中，通常假定模型误差是等方差。

By making a primary orthogonal regression test, the major factor and best parameter combination were found out, which supply theoretical basis for further research on awn-removed principle and awner.

通过一正交试验找出了影响除芒效果主因素和最佳参数组合，为进一步研究除芒机理与机具提供了依据。