文中详细讨论了多个状态下二元正态分布均值和方差的无偏估计和置信区间估计。
Then it can establish the estimators of means and covariance matrix of the multivariate normal distribution, and estimate their confidence limits and intervals in each state.
基于左截断右删失数据下的乘积限估计构造了分位数固定宽度序贯置信区间及其估计,研究了序贯置信区间估计的渐近性质。
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.
单独来看,所有痰涂片阳性肺结核检出率估计为72%(95%的置信区间:53- 91)。三个估值的总平均数为70%(95%的置信区间:58 - 82)。
The separate estimate for all smear-positive tuberculosis cases was 72% (95% CI: 53-91), giving an overall average for the three estimates of 70% (95% CI: 58-82).
目的:介绍基于置信区间宽度的样本含量估计方法。
Objective: To introduce the methods for sample size estimation based on width of confidence interval.
针对雷达波束篱笆空间碎片探测模式,提出了一种估计碎片数量置信区间的方法。
A method of estimating the confidence interval for debris population using radar beam fence is described.
用UMAU置信区间对参数进行估计,这种方法是通过构造的区间包含“错误值的概率尽可能小”来刻画精度的。
The parameter being estimated by using UMAU confidence interval, this method can describe precision by making an interval, which includes the smaller probability of wrong value.
考虑到传统的历史模拟方法存在的缺点,采用基于核估计的历史模拟方法获得估计值及其置信区间,并用实例进行了分析。
Considering the flaw of history simulation method, the paper adopts kernel estimation method to estimate parameters and their standard deviation, and then gives case analysis.
运用区间估计方法代替传统的点估计方法,导出结构混凝土强度的置信上限、下限和置信区间。
Meanwhile, by using interval estimation instead of the conventional point estimation, the lower and upper confidence limits, the confidence intervals of structure concrete strength are derived.
另外,借助于间接估计指标分子和分母置信区间的办法,克服了估计指标置信区间的困难。
In addition, the difficulty of estimating the index credible interval was overcome by an indirect method which estimated the credible intervals for the numerator and denominator of the index.
另外,借助于间接估计指标分子和分母置信区间的办法,克服了估计指标置信区间的困难。
In addition, the difficulty of estimating the index credible interval was overcome by an indirect method wh...
另外,借助于间接估计指标分子和分母置信区间的办法,克服了估计指标置信区间的困难。
In addition, the difficulty of estimating the index credible interval was overcome by an indirect method wh...
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