题目 多阶段抽样(multi-stage sampling)是先抽取群,但并不是调查群内的所有单位,而是再进行一步抽样,从选中的群中抽取出若干个单位进行调查群是初级抽样单位,第二阶段抽取的是最终抽样单位。将该方法推广,使抽样的段数增多,就称为多阶段抽样。 A.正确B.错误 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
A common example of a multi-stage sampling system offering is a sampling system installed in a modular sample building — a custom designed and fabricated building that is intended to house a number of equipment configurations in a prepackaged semi-portable system. This modular building arrangement ...
... multi stage game 多阶段对策 multi stage sampling 多级抽样法 multi valued mapping 多值映射 ... tieba.baidu.com|基于1 个网页 例句 释义: 全部,多阶段抽样,多级抽样法 更多例句筛选 1. Ratio estimation method and optimum allocation of sample sizes in multi-stage sampling 多阶段抽样比率估计及其...
> 基于多阶段抽样技术的随机减量法 random decrement method based on multi-stage sampling 下载文档 收藏 打印 转格式 49阅读文档大小:522.66K5页文文上传于2015-02-05格式:PDF 多阶段随机抽样数据统计分析方法比较 热度: 本次调查采用多阶段分层随机抽样的方式,首先在全省东、中、西部 ...
Date Apr. 24, 1997A process for multi-phase extraction is carried out in an extraction apparatus comprising a multiplicity of stages connected in series, wherein each stage comprises an extraction and a reextraction chamber. In the extraction chamber, a raffinate phase is brought into contract ...
AcTracer utilizes both internal and external information from LLMs to guide the test sampling process, reducing variance through a multi-stage pool-based active selection. Our experiment results demonstrate that AcTracer achieves state-of-the-art performance compared to existing methods across various ...
Date Apr. 24, 1997A process for multi-phase extraction is carried out in an extraction apparatus comprising a multiplicity of stages connected in series, wherein each stage comprises an extraction and a reextraction chamber. In the extraction chamber, a raffinate phase is brought into contract ...
多阶抽样 (Multi-stage sampling)多级抽样是指在抽取样本时，分为两个及两个以上的阶段从总体中抽取样本的一种抽样方式。其具体操作过程是：第一阶段，将总体分为若干个一级抽样单位，从中抽选若干个一级抽样单位入样；第二阶段，将入样的每个一级单位分成若干个二级抽样单位，从入样的每个一级单位中...
aunion natio 联合natio [translate] aby retail customers. Using multi-stage sampling procedure, a total of 417 retail bank customers were selected 由零售顾客。 使用多级抽样做法,总共417名零售银行顾客被选择了 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译...
判断题多阶段抽样(multi-stage sampling)是先抽取群,但并不是调查群内的所有单位,而是再进行一步抽样,从选中的群中抽取出若干个单位进行调查群是初级抽样单位,第二阶段抽取的是最终抽样单位。将该方法推广,使抽样的段数增多,就称为多阶段抽样。 参考答案:正确...