proportional sampling

proportional sampling的基本解释

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[化] 比例抽样

与proportional sampling相关的网络例句 [注：此内容来源于网络，仅供参考]

Investigation indicates that the error of frequency estimation is proportional to the sampling rate, while that of initial phase independent of it.

研究表明频率估计的误差在采样点数确定时正比于采样率，而初相估计的误差则不受采样率的影响。

Methods Proportional to Size Sampling method was employed and face to face interview was used to collect the information.

采用分层、三阶段与规模成正比的抽样方法获得调查对象，调查员入户面对面进行问卷调查。

According to the principle of proportional allocation,a three-stage sampling survey was set up.

应用按比例抽样原理，建立三级抽样框，抽样比为15％的问卷抽样调查。

Utilizing probability proportional to size sampling method, the study sampled 500 faculty members at 51 universities in Taiwan.

针对台湾51所一般大学教师依多阶段抽样进行问卷调查，共发出500份，问卷回收338份，有效问卷335份，回收率66.4％。

Methods Population Proportional to Size sampling method was employed in sampling.

方法2005年11~12月采用分层、三阶段与规模成正比的容量比例抽样方法获得调查对象，采用统一调查问卷由统一培训的调查员入户进行面对面调查。

与proportional sampling相关的网络解释 [注：此内容来源于网络，仅供参考]

proportional sampling：比例抽样

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proportional sampling：按比例取样

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