Which of the following have been correctly classified into group s and group t?

下面哪项关于组s和组t的归类是正确的？

youdao

Randomly, rats were grouped into control group (c), simple stress group (m), intervention group (t).

动物按体重随机分组，分为对照组(C)，单纯应激组(M)，干预组(T)。

youdao

Tested group (t) : 36 chronic periodontitis patients, 57 teeth, 342 positive sites.

选定实验组(T)： 36例慢性牙周炎患者，57颗牙位，共342个位点。

youdao

"The group that had the training initially had a fifty percent greater reduction in their mortality rate and that was greater reduction than the control group, the group that didn't have the training initially."

VOA: special.2010.10.20

So, you didn't know at the beginning, you knew you were enrolled in the trial, they gave you a shot, you didn't know whether you were part of the real group that got the test vaccine or the placebo group that got the control; turned out that Bonnie was part of the control group.

一开始你可能不清楚全过程,你只知道你参与了一项试验,他们给你打了一针,你不知道你是属于接种了,试验疫苗的真实试验组,还是属于被注射了安慰剂的空白对照组,结果显示,邦妮属于对照组

耶鲁公开课 - 生物医学工程探索课程节选

When they weren't tolerant was when some religious group or club started looking like they might be rebellious.

只有在某些宗教团体变得激进反叛时,他们才会不宽容。

耶鲁公开课 - 新约课程节选

So, for example, if your 401(k) is administered by the Vanguard Group or T.

FORBES: Magazine Article

We are currently trialing this update with a pilot group of T-Mobile employees.

ENGADGET: T-Mobile G2x Gingerbread update running through employee trials, "coming soon" just got closer

In large companies, such plans are often administered by big mutual fund companies like Fidelity Investments, Vanguard Group and T.

FORBES: GAO Slams 401(k) Plans for Conflicts of Interest