simple random sampling

Two kinds of estimators were compared under PPS sampling and simple random sampling with replacement.

本文在PPS抽样方案和有效回简单随机抽样方案的情形下构造了这两种估计并精确比较了它们的优劣.

In a simple random sampling, the sample mean is an unbiased estimate of the population mean.

在简单随机抽样中, 样本均值是总体均值的无偏估计.

Firstly, the Gauss map of points on the cylinder and a random sampling method are used to compute the rotation axis equation of the simple articulator.

首先通过构造圆柱面上点的高斯图和任意采样的方法，计算出简单牙合架转动轴线方程。

The generalization of post stratification from the simple random sampling to complex design is discussed.

此外,我们探讨复杂抽样下,该估计值的推广.

DESIGN: A simple random sampling survey.

设计：简单随机抽样调查。

Determination of optimum plot size in the simple random sampling of insect population

昆虫种群简单随机抽样最适样方大小的确定

My Opinion about the Theory of Simple Random Sampling

单纯随机抽样理论之我见

Quality Assessment for Attribute Data in GIS Based on Simple Random Sampling

基于一般抽样原理的GIS属性数据质量评定方法