查询词典 systematic sampling

In visible spectral band, we measured the BHDF of grass and man-made object similar to grass with three angular sampling intervals in principal plane.

在可见光波段上，采取三种角度采样间隔，对草地及类草地的人工目标主平面的BRDF特性进行了野外测量实验。

Based on the survey data and probability theory,the paper studied the age structure of household during sampling survey.

本文以实际调查数据和概率理论为基础，研究抽样调查入户抽样阶段各种统计口径人口的年龄结构。

If we use any method of selecting samples that does not involve probability sampling.

如果我们使用任何选择的样本不涉及概率抽样方法。

Therefore, this chapter deals entirely with probability sampling.

因此，完全符合概率抽样本章交易。

Statistics students study probability theory and sampling theory.

学生学习概率论和抽样法理论。

Probability and Statistics: A sampling of classic problems in probability and statistics.

机率和统计：机率和统计经典问题范例。

A total number of 2,422 people who were extracted by Stratified cluster sampling design and Probability Proportional to Size were used.

其中自北部机构有592人，中部机构有576人，南部机构有646人，东部机构有187人，总样本数共为2001人。

In probability sampling, a statement of the likelihood that a range of [size=+0]value s i.e.

在随机抽样中，它代表了一组数值成为真实人口数值的可能性。

Methods A Probability Proportionate to Size Sampling was used, and 7913 female sex workers were visited to fill in a questionnaire.

采用按规模大小成比例的概率抽样方法对7913例暗娼进行问卷调查。

In a large population, the probability of sampling error is small and little change to the allele frequencies is expected, even over many generations.

在一个大群体中，抽样误差的概率小，甚至经过许多世代等位基因频率的变化都很小。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。