The standard error of a statistic provides an indication of how accurate an estimate it is of the population parameter .
统计量的标准误差表示该统计量作为总体参数的估计的准确程度。
These interpretive difficulties arise when you try to draw conclusions about a population parameter from a sample statistic.
当您试图从样本统计数据得出有关总体参数的结论时，就会出现这些解释上的困难。
Under the normal distribution, the maximum likelihood estimator for the population parameter is proved to be unbiased and asymptotically normal.
证明了此统计量是渐近正态的，并利用蒙特卡罗方法对统计量的渐进分布做了统计模拟。
Distinguish between enumerative (descriptive) and analytical (inferential) studies, and distinguish between a population parameter and a sample statistic.
区分量化（描述性的）和分析（推断性的）研究的区别； 区分总体参数和样本统计量的区别。
Effect of temperature on development, survival, reproduction, population parameter and population trend index of Spodoptera litura (Fabricius) were studied.
研究了温度对斜纹夜蛾的发育、存活、生殖、种群参数和种群趋势指数的影响。
In the HGA , heuristic algorithm is used to produced initial population , self-adaptive parameter are used in copy operator, crossover operator and mutation operator .
混合遗传算法在产生初始种群时引入启发式方法，采用自适应遗传参数和交替使用两种交叉算子；
The paper gave the way to estimate parameter of the prey population dynamical model under natural enemy.
建立天敌胁迫下食饵种群动态模型的参数估计方法。
Conclusion the SAEM algorithm is an efficient fitting method for the population pharmacokinetics parameter estimation.
结论利用SAEM算法估计群体药代动力学参数是一个比较好的方法。
Under Weibull population, 4 steps are given to decrease the total quality loss, and adjustment parameter is also defined and used.
并在指标服从威布尔分布的情形下定义了调整参数，给出了参数设计的方法和步骤。
Under Weibull population, 4 steps are given to decrease the total quality loss, and adjustment parameter is also defined and used.
并在指标服从威布尔分布的情形下定义了调整参数，给出了参数设计的方法和步骤。
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