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- In statistics, a confidence interval (CI) is an interval estimate of a population parameter. 在统计学里,置信区间指的是对于某一群体参数的区间估计。
- Methods On the basis of binormal model,maximum likelihood estimation was applied to areas calculation,and approximately normal method to confidence interval estimation and hypothesis test. 方法在双正态模型基础下应用ML估计方法计算ROC曲线下面积,正态近似法估计面积的可信区间及假设检验。
- confidence interval estimation method 置信区间法
- Confidence interval estimation of series and parallel system reliability 串并联系统可靠度置信区间估计
- The Bahadur representations for this quantile estimator are established in order to derive asymptotic properties of the sequential fixed-width confidence intervals estimation for quantiles. 作为副产品;获得了分位数估计近邻点的Bahadur表示定理.;这个表示定理是推导分位数固定宽度序贯置信区间估计渐近性质的重要基础
- The confidence interval is the range of the estimate we are making. 置信区间是所确定的估计值的取值范围。
- Simulation and Extreme VaR and VaR Confidence Interval Estimation for a Class of Heavy-Tailed Risk Factors 一类重尾风险因子的模拟及其投资高风险值和置信区间的估计
- Confidence limits are the upper and lower limits of the confidence interval. 置信限是指置信区间的界限。
- Increasing the desired confidence level will widen the confidence interval. 增加理想中的置信程度将会加宽置信区间。
- Confidence interval estimation 置信区间估计
- Parameter estimates and their standard errors and confidence intervals were computed by classical method, classical method after Box-Cox transformation and bootstrapping. 结果表明,重复估计次数较多时,3种方法均可;重复估计次数较少时,建议使用自助法。
- We will express the confidence interval in standard errors rather than in numerical values. 表达置信区间通常使用平均误差,而不使用具体数值。
- METHODS Using data from The Third National Health Services Survey to compute SRB and it?s confidence interval. 方法利用第3次国家卫生服务调查的资料,计算不同人口社会学特征人群的出生性别比及其95%25可信区间。
- The 90% confidence interval of AUC_0~24?h and C_max was 0.921~1.049 and 0.893~1.000,respectively. AUC0-24 h90%25置信区间为0.;921-1
- The upper confidence interval [29.9 dB,40.0 dB]; the Lower confidence interval [12.5 dB,16.5 dB]. 上限置信区间为[29.;9 dB;40
- Confidence regions generalise the confidence interval concept to deal with multiple quantities. 置信区域产生了置信区间这个概念以处理各种不同的数量。
- Key words MVA, confidence interval, standard deviation,process capability indices. 本刊中 包含“MVA; 置信区间; 标准差; 过程能力指数.
- Monte Carlo Markov Chain (MCMC) simulation was applied to estimate posterior odds ratios and 95% confidence interval. 研究资料来自于马祖地区所进行的胃癌及癌前病变社区筛检,运用蒙地卡罗马可夫链估计后验风险比值及95%25信赖区间。
- In this paper the AMSAA model for multi-system simultaneous development is discussed. The maximum likelihood (ML) estimates of the parameters and the confidence intervals of the (MTBF) for Weibull process are presented. 本文将AMSAA模型推广到多台系统进行同步开发的情况,给出了Weibull过程参数的最大似然(ML)估计及平均无故障工作时间(MTBF)的区间估计。
- In probability sampling, a statement of the likelihood that a range of values (i. E. Confidence interval) will include the true population value. 在随机抽样中,它代表了一组数值(如:置信间隔)成为真实人口数值的可能性。