In these trials, people are randomly assigned to a "treatment" group, which benefits from the project, and a "control" group, which does not.

在这些试验中，人们被随机地分配到一个“处理”小组，这个小组能够从项目中获益，而另一个“控制”小组则不能。

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Children who had been randomly assigned to the control condition were told that they had been successful on a random two of the four trials.

被随机分配到对照组的小孩会在四次游戏中随机的猜对两次。

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Industry executives should think back to an earlier precedent: the move in cancer trials pushed by Genentech more than a decade ago to make mid-stage trials mirror approval studies, with control groups and patients who are randomly assigned either to get the drug or not.

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