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## stratified sample

• 分层抽样：通过将总体分解为由相对均质单元组成的较小部分，并从每个部分中抽取样本来获得的统计样本。

### 网络释义专业释义英英释义

[统计] 分层样本

分层抽样

a、等距抽样(Systematic sampling) b、分层抽样(Stratified samples) c、整群抽样(Cluster samples) d、简单随机抽样(Simple random sampling) A、概率抽样(Probability samples)： 指在总体中的每...

分层取样

... stratified volcano 层状火山 stratified sample 分层取样 stratified language 成层语言,排元语言...

分层样品

non-stratified sample [统计] 非分层样本 ; 不分层样本

post stratified sample 事后分层抽样

stratified random sample 分层随机样本 ; 分层随机抽样

stratified purposive sample 分层立意样本 ; 分层蓄意样本

更多收起网络短语
• 分层抽样 - 引用次数：1

参考来源 - 一个估计随机流网络可靠性的新方法 in C
• 分层样本
• 分层样本
分层抽样

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#### stratified sample

• n. the population is divided into strata and a random sample is taken from each stratum

### 柯林斯英汉双解大词典

#### stratified sample

• 1.

N a sample that is not drawn at random from the whole population, but separately from a number of disjoint strata of the population in order to ensure a more representative sample 分层取样 [statistics] → see also frame

### 双语例句权威例句

• Methods A cluster stratified sample of 1681 students ham Jianghan University were investigated by SDS.

方法采用分层整群抽样法抽取江汉大学1681名本科学生采用抑郁自评量表（SDS）进行测评。

• Methods a questionnaire survey was conducted to a clustered stratified sample of 1 785 children in Qingdao.

方法采取分层整群抽样方法青岛市1 785名儿童进行问卷调查

• Methods: a cluster random stratified sample of 394 medical college students were investigated with a SCL-90 questionnaire.

方法：采取分层整群抽样方法抽取394名医学生进行SCL - 90症状自评量表的问卷调查

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