It's done by a technique called factor analysis.

它通过一种称为因的技术完成的。

And he helped develop a statistical procedure called factor analysis to try to determine how certain clusters of skills might correlate with another one.

他帮助开发了一种称为因素的统计程序，试图确定某些技能群如何与另一技能群相关联。

And was behavioral analysis also a factor in the olympic park bombings case in atlanta?

亚特兰大奥林匹克公园爆炸案中 行为调查的一个因素吗?

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.

因一种处理大量数据的方法， 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。