查询词典 statistics

Normal distribution in statistics is based on the probability density function in the form of representation, and set up a continuous random variable X, the probability density function f has the form of Figure 1, where a, b are constants and were known as the average value and standard deviation,π, e, respectively pi and natural constants, claimed that X subject to parameters a, b of the normal distribution.

正态分布在统计学中是以概率密度函数的形式表述的，设连续型随机变量X的概率密度函数f有图1中的形式，其中a、b为常数，分别被称为平均值和标准差，π、e 分别为圆周率和自然常数，则称X服从参数为a，b的正态分布。

The faults of pipelines were separately treated in discrete random variable and continuous random variable using the probability analysis method and choosing the reasonably different probability models based on the fault statistics data of pressure pipelines extracted from random inspection, and the fracture failure probability of pressure pipelines was calculated using the fracture failure risk analysis system for pressure piping system containing defects.

以抽检得到的压力管线缺陷统计数据为依据，采用概率分析方法，通过合理选取不同概率模型，将缺陷分别按离散型及连续型随机变量进行处理，应用在役压力管道失效风险分析系统计算出管线的断裂失效概率。

For private managing high technologic corporate, it must set up its own culture that is useful to its own development, then it can cast off the conventional family management form and make the corporate lager and stronger.Taking account of the actual demand of the corporation culture in Xian Peri Technology Development Limited Corporation, and using the inner optimized control theory of the corporation culture, this paper set up the goal of the corporation culture. Then, using Investigation Table Method, Observing Method, Questionnaire Method, Conversazione Method and Statistics Method, and basing on thorough investigate the fact of Peri, this difference has been foundout and some effective measurement have been brought about too.

本文结合西安百瑞科技发展有限责任公司企业文化建设的实际需要，根据企业文化的内化控制原理，结合企业发展战略，构建了企业文化的目标，运用调查表法、观察法、问卷法、座谈法以及资料分析法，在深入调查企业的基础上，找出现实文化与企业文化目标之间的差距，并确定了企业文化培育的具体途径和保障措施。

In this paper, we use the convex function to form the order statistic and the linear rank statistic, and the asymptotic normality of the statistics are proved.

本文用凸函数构造了线性次序统计量和线性秩统计量，并证明了它们的渐近正态性。

Consumers Association in the statistics, real estate conveyancing dispute was classified as a current one of the top ten hot spots of complaints, has become a focus of concern.

消费者协会的统计，房地产转让纠纷被列为当前十大投诉热点，已成为关注的焦点。

The statistics can be misleading: in places where rain falls copiously and evenly from the skies, withdrawals will be small.

统计数据可能带有误导性，在那些年降雨量充沛并且平稳的地方，管道用水需求将比较低。

This paper mainlytalks about the theory of Copula and the applications of Statistics of Extremes.

本文主要研究Copula的理论与极值统计的应用。

Result's standard: statistics management:use chi-square test,exact probabilities in 2×2 table and correlation analysis.

结果判定：p16蛋白的阳性表达为细胞核，cyclinD1蛋白阳性表达为细胞核；参照Shimizu等的判断标准。

The mainly contents include: the research design of statistical survey, survey methods, the statistical sorting and analysis of information (contingency table, correlation measurement, inferential statistics, regression analysis, variance analysis, cluster analysis, factor analysis, principal component analysis), the composing of investigation report and the appliance of SPSS.

课程对社会统计和社会调查研究方法进行全面的介绍，要求学生牢固掌握社会统计和社会调查的基本研究方法，能熟练运用社会统计和社会调查的方法和技术从事社会研究工作，对社会统计学的概念和术语有一般程度的掌握，能应用SPSS软件进行社会统计和调查工作。本课程主要内容包括：统计调查的研究设计、资料的调查方法、资料的整理与统计分析方法（列联表、相关关系测度、推断统计、回归分析、方差分析、聚类分析、因子分析、主成分分析等）、撰写调查报告、SPSS应用等。

A uniform auto-correlation and cross-correlation probability distribution functions of digital correlator is derived from the probability and statistics theory.

从概率论与数理统计出发，推导了一种统一的数字相关器的自相关峰和互相关峰的概率分布函数。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。