英语单词查询
stratification
「stratification」的意思
n. 层理；成层
/[语]n/n.层化,成层,阶层次语法
「stratification」的用法
stratification分层 - 在统计学中，分层是一种研究方法，将总体分成不同的层次，然后对每个层次进行分析。
「stratification」的例句
The data was stratified by age group.
数据按年龄组进行了分层。
Stratification helps to ensure that each subgroup is adequately represented.
分层有助于确保每个子群体得到充分的代表。
In the study, participants were stratified by gender.
在研究中，参与者按性别进行了分层。
Stratification is often used in market research to ensure demographic balance.
在市场研究中，分层常用于确保人口统计平衡。
The researchers stratified the sample by income level.
研究人员按收入水平对样本进行了分层。
Stratification can improve the accuracy of survey results.
分层可以提高调查结果的准确性。
In educational research, stratification is used to compare different groups.
在教育研究中，分层用于比较不同群体。
The study involved stratifying the population by age and gender.
研究涉及按年龄和性别对人口进行分层。
Stratification helps in identifying patterns within subgroups.
分层有助于识别子群体中的模式。
In this study, the data was stratified by education level.
在这项研究中，数据按教育水平进行了分层。