多元回归分析

We studied China and fluctuation in business cycle with statistical methods for the first time roundly and systematically, including coefficient correlation, linear regression, turning point coefficient, autocorrelation coefficient, grey system theory, VAR and time series analysis.

第一次全面系统运用统计学方法研究我国经济周期波动，包括相关系数法、一元和多元回归、转折点系数检验、自相关系数检验、灰色关联度、VAR向量自回归和确定性时间序列等方法，第一次把灰色关联分析方法应用于经济周期波动研究。

The declining of confidence limit is the reason that makes the multiple-regression model not to fit for better precision any more.

而多元线性回归分析方法，在更高分辨率的空间插值中，由于测站数目相对减少，可能导致回归可信度下降而使该方法不再适用。

By means of linear regression analysis technique, the single regression models and multiple regression models between dynamic resistance information in spot welding process of mild steel and quality parameters are studied systematically.

本文首先运用线性回归分析技术，系统地研究了低碳钢点焊过程中的动态电阻信息与质量参数之间的一元和多元回归模型关系。

At last, drilling power regression analysis is performed with multivariate linear analysis, and empirical formula is completed.

最后对试验数据应用多元线性回归方法进行了钻削功率的回归分析，得到了钻削功率的经验公式。

Multiple linear regression is one of the most widely applied statistical methods in scientific research fields.

多元线性回归是多元统计分析中应用最为广泛的一项技术。

Students will learn Regression Analysis, Multivariate Analysis of Variance, Discriminate Analysis, Categorical Data Analysis, Principal Component Analysis, Canonical Correlation Analysis, Factor Analysis, Cluster Analysis, and Multidimensional Scaling Analysis.

同学们将在本课程中学习回归分析、多变量共变数分析、鉴别分析、类别资料分析、主成分分析、正典相关分析、因素分析、集群分析、多元尺度分析常用的多变量分析模式。

Firstly,we describe scores of each variable of the sample and test the reliability and validity of those questionnaires.Second,use the factor analysis for the raw data pretreatment and the multiple regression analysis is used to get the determinant factor and the importance of job satisfaction of the staff.Last,we test the relationship between the globe job satisfaction and the tendency of demission.

首先检验样本的信度和效度并针对样本在问卷各题得分情况进行描述性分析；其次运用因子分析方法进行数据预处理；最后以多元回归方法来分析H企业员工满意度的影响因素及其显著性，不同变量的各个岗位员工的满意度比较分析，使用方差分析来探讨员工工作满意度与流失倾向之间的关系。

Therefore, many of the researchers are trying to introduce the method of multivariate statistical analysis to assist TCM symptom complex study, attempting to induct a mythological description in to symptom complex research.

多元统计方法用于证候研究的方法有：主成分分析、因子分析、聚类分析、回归分析、判别分析、对应分析等。

According to the analysis of the macroscopic and macrocosmic environment of international market, we discuss the influence of information in developing international market and build a multivariate linear regression model.

针对国际市场宏观和微观环境分析，提出了影响国际市场开发的信息因素及其指标，并根据回归分析原理建立了相应的多元线性回归模型，用以评价在相关信息因素的影响下，企业开发国际市场的经济效果。

The progresive regressing and regressing were made on the fruit production to the parameter of tree framework of gold delicion / M9 / Shandingzi in 6 years old based on the date of yeild investigations and measurment. By the marginal analysis and fuzzy clasification.These parameter were defined that trunk circumafename= 24.93cm, highth of tree=2.5m,average width ot tree=2.5m,size of tree=5.05～5.6m~3, number of length branch / per tree = 101-161.number of middle branch / pe...

本文以金冠/M9/山定子6年生树体为试材，对树体结构参数进行田间测定，用多元回归、逐步回归的方法分析出十种树体结构指标对产量的效益，用边际分析的方法和聚类的方法研究出金冠/M9/山定子产量最高时树体结构参数为：干周=24.93cm，树高=2.5cm，平均冠径=3.01m，冠高=2.5m，树冠体积=5.0～5.6m~3，单株长枝数=101～161个，单株中枝数=122—142个，单株短枝数=601～616个，单株枝量=847～903个，单株叶面积=13.5m~2。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐