Leadership behavior and collective efficacy should be regarded as group variable, and role involvement should be regarded as personal variable.

领导行为、集体效能更应该看作是群体水平的预测变量，角色投入更应该看作是个体水平的预测变量。

youdao

Additionally, if you don't want to involve the group variables in the process input variable, you can use an event handler in the process to fetch such information when needed.

此外，如果您不想在流程输入变量中介入组变量，可以在流程中使用一个事件处理程序来根据需要获取该信息。

youdao

Otherwise, statisticians say only strict clinical trials with a control group and a test group and one variable can truly prove a cause-and-effect association.

否则，统计学家表示只有进行严格的临床试验，对比一个控制组、一个测试组以及一个变量，才能真正证明因果关系。

youdao

The key group variable is the type of solidarity in the sociological sense.

FORBES: The Fundamental 2x2 of Capitalism

That the EU continues forcing an economically illiterate idea onto those who do not want it is surely causing high levels of inter-governmental anger within the economically variable and culturally disparate group of 20.

FORBES: Occupy Wall Street's 'Robin Hood Tax' A Tough Sell At G20

On that we could see what appeared to be pretty variable and informative patterns of DNA. Purely by chance, we had a family group on there, one of my technicians and a mother and father.

NPR: Pioneering DNA Forensics