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- Thus, confidence intervals are used to indicate the reliability of an estimate. 这样,置信区间就可以用来指示估计值的可信度。
- The Six Sigma Black Belt should be able to compute confidence intervals for various statistics. 西格玛应能计算出各种统计的置信区间。
- The confidence intervals of the concentration of Si, Mn, C, S, P in composite samples were studied with parametric and bootstrap methods, and the estimated results were compared. 组合取样法因其比单次随机取样有较高的精度而常常应用于对未知分布总体的取样。
- Two methods, the general linear model (GLM) approach and 95% confidence intervals, were used to test whether the 2 sets of equations are statistically equivalent. 利用综合直线迴归法和95%25信赖区间两种方法比较两组迴归式,显示各部位生物量及叶面积两组迴归式无差异。
- 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。
- The right way of presentation of study results should include both P values and confidence intervals,and it will help to provide valid evidences for EBM. 统计的结果应同时报告P值与可信区间 ,并为循证医学提供有效证据。
- 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。
- 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
- 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。
- Thoman,P.R., Bain,L.J. and Antle,C.E., Maximan Likelihood Estimation, Exact Confidence Intervals for Reliability and Tolerance limits in the Weibull Distribution, Technometrics Vol12, 1970. 费鹤良;陆向薇.;两参数威布尔分布可靠度置信限
- Confidence limits are the upper and lower limits of the confidence interval. 置信限是指置信区间的界限。
- The objective of the sudy was to probe the calculation methods of confidence intervals of genetic parameter estimates by Method R and influences of number of erpeating estimations (NORE). 摘要 为探讨R法遗传参数估值置信区间的计算方法和重复估计次数(NORE)对参数估值的影响,利用4种模型通过模拟产生数据集。
- The size of a simple random sample needed to produce the same result as the sample actually used by the rating company.ESS is a convenience used for calculating confidence intervals. 能够产生与视听率调查公司所使用的样本同样效果的简单随机抽样规模.
- 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 intervals play a similar role in frequentist statistics to the credibility interval in Bayesian statistics. 置信区间之于频率论统计,好比可信区间之于贝氏统计。
- 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