Still,the group says this is not enough to make a difference for most students.

VOA: special.2009.09.17

Juvenile offenses: control group versus intervention group-- no difference.

少年犯罪：,对照组与干预组没有区别。

哈佛公开课 - 幸福课课程节选

A lot of journals do blind reviewing now because of the evidence I talked about before regarding sexual stereotypes, that whether it has a male name or a female name makes a difference. So those are not-- those are group level in that they're not saying, "You get rid of your prejudices by trying harder."

现在很多报刊都审查论文都是匿名的,原因就是我刚才讲的,性别刻板印象，名字会透露作者是男性或女性,这样会影响审查公正，所以…,这些群体要摆脱刻板印象，并不是一味压抑就行的“

耶鲁公开课 - 心理学导论课程节选

Bari, meanwhile, moved up into fifth place on goal difference above a group of five teams including Fiorentina.

CNN: Juventus humbled again by Bari

Although these tests showed little difference between the group taking the probiotic, and the group taking the ingredient-free placebo, far fewer children receiving the bacteria developed eczema.

BBC: Live bacteria 'could prevent allergy'

There is a big difference between trading a battered group for a bounce, or buying strong groups for an extended move.

FORBES: Futures Pare Gains After ECB Rate Decision