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.
对样本含量估计的可靠性通过具有反馈的训练可能得到提高。
Reliability could possibly be improved by using a training set with feedback.
结果用实例说明了病例对照家系设计中样本含量估计方法的应用与影响因素和样本含量的关系。
Results Actual use of the method for estimating sample size and the relationship between effect factors and sample size were illustrated by a example of case control family study of liver cancer.
本文主要论述块状矿石显微镜下矿物含量点测法的估计定律，以及此定律的简要证明、测量统计中最低限度样本容量的确定及误差范围。
In this paper, estimating law for mineral content, simple proof of the law and determining lowest sample size and error range in measure and statistics are discussed.
目的：对两种设计方法、三种检验方法的个体生物等效性的检验效能进行比较，并估计样本含量。
AIM: To compare efficacy of two designs and three test approaches in individual bioequivalence and estimate sample size.
本研究旨在确定病理学家估计组织样本肿瘤细胞含量的准确性。
This study aimed to determine the reliability of estimated tumor cell percentages in tissue samples by pathologists.
随着QTL遗传力、样本容量和标记信息含量的增大，QTL位置以及效应估计值的准确度和精确度逐步提高。
The accuracy and precision of estimates of QTL position and effects will be enhanced as the increasing of QTL heritability, sample size and polymorphism information content of molecular marker.
随着QTL遗传力、样本容量和标记信息含量的增大，QTL位置以及效应估计值的准确度和精确度逐步提高。
The accuracy and precision of estimates of QTL position and effects will be enhanced as the increasing of QTL heritability, sample size and polymorphism information content of molecular marker.
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