最后一组控制组只需想象牙疼即可。
没有非暴露性创伤的控制组。
他们的腰的增大速度比控制组快了六倍。
Their waists grew six times as quickly as the control group's.
其他女性被分配到控制组，没有租房补贴。
Other women were assigned to the control group and didn't get the rent subsidy.
第二，没有控制组。
这个控制组就是模拟这种效果的。
那些学生也比控制组展现了一种更好的免疫功能。
These students also showed a better immune function than the control group.
控制组的参与者则得到关于低饱和脂肪的饮食建议。
The control group got advice on how to eat a low saturated fat diet.
实验二组出错率明显低于控制组和实验一组；
Experimental Group two made much less mistakes than Control Group and Experimental Group one;
在控制组中，每位被试的平均虚构事件数为0.2。
Among the control group, an average of 0.2 such confabulations were created by each participant.
反馈组出现了表演上的进步，而控制组却没有变化。
Performance improvements were found in the biofeedback groups but not in the control group.
实验组与控制组的学习动机在实验前后有无明显变化？
Are there any significant differences in motivation between the experimental group and the control group?
没有使用倒序回忆法的控制组正确回忆事件的平均得分为48.7。
The control group, with no reverse recall, averaged 48.7 correct observations about the incident.
对于控制组来说，他们只是在没有任何经济激励下试图减肥。
A control group just tried to lose weight without any economic incentive.
如果进化时他的祖先不是在控制组的话，他也许不会这么蠢。
随机抽样选择，其中一个班级作为实验组，另一个班级作为控制组。
Randomly chosen, one class was the experimental group and the other class the control group.
研究人员把这些患者与另一个相同年龄层的健康“控制组”做比较。
They were matched with a "control", teenagers of the same background who were otherwise healthy.
中测时，无论中班还是小班，实验组在帮助、安慰、分享行为上的表现均显著优于控制组；
Teachers'assess show , for middle class children, Experimental group is significantly superior to Non-influenced group.
中测时，无论中班还是小班，实验组在帮助、安慰、分享行为上的表现均显著优于控制组；
Teachers'assess show , for middle class children, Experimental group is significantly superior to Non-influenced group.
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