卡方

At last, the relationship between environmental impacts and QOL is analyzed using Contingency Table and Card Square Examination method, and it is found that QOL shows Positive relation with per capita ecological footprint and negative relation with per capita ecological capacity.

用列联表和卡方检验方法分析环境影响与生活质量之间的关系，得出生活质量与人均生态足迹呈正相关，与人均生态承载力呈负相关。

Data analysis, I use the scientific statistical methods, the data descriptive statistics, correlation analysis, contingency table analysis, the chi-square test, Gamma coefficient test methods to be aligned with the actual results.

在数据分析方面，采用科学的统计方法，对数据进行描述统计、相关性分析、列联表分析、卡方检验、 Gamma 系数检验等方法，以期得到贴合实际的结果。

We explore the determinants of debt placement structure by analyzing the Chinese market company' panel data for the periods from 2000 to 2004, the methods we choose include multiple linear regression model and contingency table test.

本文以2000-2004年沪市和深市的A股上市公司面板数据为研究对象，银行借款影响因素使用的普通多元线形回归模型，在公司债券影响因素方面由于样本量的限制，文章选择了列联表卡方检验。

Empirical distribution function ; mean of residual life function ; esti mation minimum distance ; estimation minimum chi-square

经验分布函数；剩余期望函数；最小距离估计；卡-方估计

To analyze the clinical characteristics of AS on Chinese and Western medicine,measurement data were carried out with descriptive frequency analysis and t test,enumeration data were analyzed with chi-square test,the study of TCM patterns were carried out with Pearson correlation analysis,and cluster analysis,etc.

采用Access软件建立与课题相关的数据库进行数据管理，统计分析在统计软件平台进行，计量资料进行描述性频数分析和t检验，计数资料采用卡方检验，证候学研究采用Pearson相关分析、聚类分析等。

Results: GLMMs allow the index may be one of the exponential family (Contimuum distributions including Nomal ,beta distribution ,chisquared distribution etc;Disperse distributions including Binomal ,Poisson and inverse Binomal etc), the vecor of expected means of the index is linked to the model parameters by a link function and model the linear equation, simple the calculator procedure.

结果： 广义线性混合效应模型允许临床疗效评价指标是指数家族中任意分布（如：连续分布包括正态分布、beta分布、卡方分布等；离散分布包括二项分布、泊松分布、负二项分布等），可以通过连接函数将疗效指标的均数向量与模型参数建立线性关系，简化运算过程。

Methods χ 2 -test was used to evaluate the distribution between the cases group and the contrasting group,and the statistical analysis was carried out to detect the correlation between favism and ABO blood group.

采用统计学卡方检验判断患儿组与对照组血型分布并进行疾病与ABO血型的关联分析。

Consideration of size leads to a general proposition for quadratic forms in normal variate which gives conditions for a class of test statistics, which are chi-square under

正态变量的二次齐次式给出了一类统计检验的条件，对大小的考虑引出了一个对其一般性的命题，即在分类正确若为卡方分配，在分类有误时将有向上偏误。

Consideration of size leads to a general proposition for quadratic forms in normal variate which gives conditions for a class of test statistics, which are chi-square under correct specification, to be oversized under misspecification.

正态变量的二次齐次式给出了一类统计检验的条件，对大小的考虑引出了一个对其一般性的命题，即在分类正确若为卡方分配，在分类有误时将有向上偏误。

Methods Blood types of 1 083 patients with 12 kinds of neurological diseases were determined by A/S standard serum glassine method, and the results were compared with blood type distribution of normal people. Besides. All the data were treated by χ2 test.

用A、B标准血清玻片法对患有神经系统12种疾病的1 083例患者进行血型测定，并与正常人群A、B、O血型分布构成比进行比较，用卡方(χ2)检验进行统计学处理。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。