This paper discusses four problems when hypothesis test is used in management:Null hy-pothesis for one-sided tests;the confidence level selection;Statement for decision role and theprobability calculation for the test statistics.
探讨了在经营管理实践中应用统计学假设检验方法时应注意的四个问题：单边检验时零假设的建立；显著性水平α的选取；决策规则的陈述；检验统计量相对频数的计算。
Using this result, the critical value of Fisher test statistics can be calculated simply and directly when the sample size is larger.
当样本容量较大时,使这一类检验统计量临界值的计算简便、直接,从而可将我国国家标准GB8056-87中的两种检验方法合二为一。
The sample fractile and equivariant estimators of scale parameter of the extreme are used to construct the new test statistic——Z~* type statistic.
该方法利用样本分位数与两参数Weibull分布有密切联系的I型极值分布尺度参数的同变估计来构造新的检验统计量——Z~*型统计量。
A new test statistic is given.
寻找到总体参数的具有较好稳健性的估计量,并在此基础上构造出检验统计量,求出了该检验统计量精确的概率密度函数和大样本情形下的近似分布,得到了检验临界值简洁的近似表达式。
A method of detection of outliers from the exponential distribution is given by sample fractile to construct test statistics.
利用样本分位数构造检验统计量,给出来自于指数分布总体异常数据的一种检测方法。
The Model and Method for Checking Quality of Multidimensional Statistics and Identifying Outliers from the Data;
多维统计数据质量检验与异常点识别的模型与方法
The Design of Digital Calibrating System of Mass Flowmeter;
数字化质量流量计校验检定系统的设计
Construction Design for the Data Transfer Network of Testing Devices in LIMS of Testing LAB for Medical Devices
医疗器械质量检验实验室LIMS系统中试验仪器数据传输网络的构建设计
Strengthening Statistical Data Management Improving Statistical Data Quality;
加强统计数据管理 提高统计数据质量
The Design and Realization of Quality Check System for Fundamental Geographic Information Data;
基础地理信息数据质量检查系统设计与实现
The Application of mathematical statistics Method in the Quality Inspection of the Project;
数理统计方法在工程质量检验中的应用
The Econometric Analyses on Outliers and Volatilities in Chinese Macroeconomic Data Series:1953~2001;
中国宏观经济统计数据异常性和波动性特征的计量检验:1953~2001
An Analysis of Relevance Quality after Implementing Enterprise Accounting Standard--A Verification of Annual Report Data for Shanghai A Shares in 2007
企业会计准则实施后的相关性质量分析——沪市A股2007年报数据检验
Development and application of DFM quality supervision＆ inspection data management and its treatment system
东风汽车质量监督检验数据管理和处理系统开发与应用
The Estimators and Tests of Variance Components in Longitudinal Data Model;
纵向数据模型方差分量的估计和检验
The Statistic Properties of a Unit Root Test for Contemporaneous Correlative Panel Data with a Structural Break:an Empirical Evidence of Chinese CPI Stationarity;
同期相关面板数据结构突变单位根检验的统计性质——中国CPI指数平稳性的经验证据
The agencies for examination of product quality which provide the society with notarization data must be attested by administrative departments for measurement of the people's governments above provincial level.
为社会提供公证数据的产品质量检验机构,必须经省级以上人民政府计量行政部门计量认证。
Checking Quality and Identifying Outliers of Multidimensional Statistics by Means of Logarithm Normal Distribution;
多维统计数据对数正态分布检验与异常点识别
BERT is used in detecting for reliability of a communication system. It is an im-portant instrument which can verify the data transfer quality.
误码率测试仪用于对通信系统的可靠性检测中,是检验数据传输质量的重要手段。
Handling of Abnormal Value of Testing Data in Products Quality Testing
产品质量检测中试验数据异常值的处理
Statistics Analysis of Total Station Ranging Constant Calibration Accuracy
全站仪测距常数检定质量统计与分析
On the Quality of China s Demographic Data;
对我国人口统计数据质量的几点认识
On the Causes of Influencing the Quality of Statistical Data and Countermeasures;
影响统计数据信息质量的原因及对策