It's done by a technique called factor analysis.

它是通过一种称为析的技术完成的。

I was under immense pressure, but thankfully, a research colleague (I refer to her as my " research sister" ) suggested that I try a Confirmatory Factor Analysis (CFA) instead.

我承受着巨的压力， 但值得庆幸的是，一位究同事（我称她为我的“究姐妹” ）建议我尝试验证性析 （CFA）。

Factor analysis is a way of looking at a big set of data and look at the correlation among the different test scores, and then find empirically the clusters of scores that go together.

析是一种处数据的方法， 通过观察不同测试数之间的相关性，然后实证地找出哪些数组合在一起。

After conducting an Exploratory Factor Analysis (EFA), the results were unsatisfactory.

在进行探索性析 （EFA） 后， 结果不令人满意。