查询词典 cluster sampling

convenience goods：便利財

Control variable 控制变数 | Convenience goods 便利财 | Convenient sampling 方便抽样法

Convenient sampling：方便抽樣法

然后采取方便抽样法(convenient sampling)对这三个年级的被试进行抽样. 研究一和研究二各包括153名和354名一至三年级在校大学生. 总被试人数为507. 由于研究二作为信效度检验之用,有必要对其被试分布情况做一简单描述,情况如表1所示:

selective coronary angiography：肾病综合征

选择性膜电极:Selective-membrane electrode | 肾病综合征:selective coronary angiography | 教师实例自动选择:selective sampling

correlated variables：相关变数

相关抽样 correlated sampling | 相关变数 correlated variables | 相关;相反变换{射影几何} correlation

correlated samples：相关取样(值)

correlated response | 相关反应 | correlated samples | 相关取样(值) | correlated sampling | 相关抽样

Multiple covariance：多重方差

组态方差 variance of configuration | 多重方差 multiple covariance | 抽样方差 sampling variance

ultrasonic degas：超声波脱气

常压液相色谱法 common-pressure liquid chromatography | 超声波脱气 ultrasonic degas | 程序升温进样 programmed temperature sampling

Demerara cotton：(圭亚那)德梅拉拉棉

dementia type 痴呆型 | Demerara cotton (圭亚那)德梅拉拉棉 | demerit sampling plan 权数抽样方案

dense subset：稠[密]子集

抽样效率|sampling efficiency | 稠[密]子集|dense subset | 稠格|dense lattice

Scatter diagram：散布图分析

109 Sampling without replacement 不放回抽样 | 110 Scatter diagram 散布图分析 | 111 Scrap 报废

the bird of wonder：凤凰;长生鸟

the bird of peace鸽子 | the bird of prey 猛禽 | the bird of wonder凤凰;长生鸟

flange rail：平底轨条

"凸缘皮带轮","flange pulley" | "平底轨条","flange rail" | "凸缘肋","flange rib"