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And testers threw large, inflatable dolls - representing children - in front of the cars at random mements to test the driver's reaction time.
VOA: standard.2010.06.24
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I made a ton of random things when I was at Harvard and most of them no one ever saw.
我在哈佛写了许多程序,很多都没人见过。
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We can understand something that's fully random and work out the statistics and be comfortable with that to some degree.
我们能够理解一些,充满随机性，然后通过统计分析来解决的问题,而且一定程度上我们对此也很熟悉。
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We have corporate challenges where everybody who has signed up gets put on a team at random, so you get to meet new people and try and succeed.
VOA: standard.2010.07.16
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uniform So here, I'm going to look at the thing random dot uniform, for example, between minus volatility and plus volatility.
所以在这里，我会看到random。,比方说，在-浮动性值+浮动值之间。
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Because if you just have random bones lying around, it's hard for someone to come in and look at it and understand what the animal looked like in its entirety.
VOA: standard.2009.12.08
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Well, how do you get this hearts to move up and down and seemingly in these random patterns?
但是，你怎样才能让这些爱心们看起来,像是在某种随机的模式下上上下下地移动呢？
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Shin is one of a lucky few winners of a selection process for these reunions that involves both a random lottery and a screening based on age and family history.
VOA: standard.2009.09.26
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Do I go out to Harvard yard and take a random sample ? of sophomores to study meditation?
是不是可以在哈佛大二学生里随机抽样,来研究冥想？
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The powerful council, which supervises elections and has wide-ranging powers in the Islamic government, said a random recount of 10 percent of the ballot boxes nationwide upheld Mr.Ahmadinejad's landslide victory over reformist challenger Mir Hossein Mousavi.
VOA: standard.2009.06.29
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This is what he says about them about three quarters of the way down the page: During my lunch hour, which I spent on a bench in a nearby park, the waitresses would come and sit beside me talking at random, laughing, joking, smoking cigarettes.
理查在文中,是这样说的：,“我坐在附近公园的长椅上吃午餐，那些女服务生,会坐过来和我谈笑风生。
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In the course of backing itself up, there are sort of random events flash to consciousness and get put together in a coherent story.
在备份过程中，有些事件会随机地浮现到意识层面,被拼凑成一个连贯的故事。
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And,it was not just a random act, he wanted to extinguish this royal line.
这并不是一次无计划的行动,刺杀者想要灭绝这支皇室成员
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The class just seemed to be a platform for Kagan to throw out random ideas " and the students were never required to engage in any thought."
它看起来就像一场演出,演出内容就是卡刚抛出随机的观点,而学生们从没被要求参与其中“
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And I say if you took a random sample of the Americans: "When you woke up in the middle of the night" and said: "What does the America stand for?"
我觉得如果给美国人做个抽样调查：,半夜醒来的时候“,被问到，美国人主张什么“
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If you haven't seen Law & Order, the way to see Law & order is to go to a random TV set, at a random time, and turn on a random channel.
你要是没看过,随便去找个电视机,在任意时段任意频道都能看到
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Well, what I would say there is there is a distinction ... between picking out individuals and having a random choice of individuals. Like ... Between picking out... let me make sure, ... between picking out individuals, let me... what's your name?
我要说的是，选出特定的一些个体,和随机选出一些个体是有区别的，比如。,两者是有区别的，让我确认一下，挑选特定的个体，你叫什么名字？
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And the other thing you can do is take self reports like the ones you're doing, hopefully do enough of them, and a random enough sample of the population, that you can extrapolate from that sample to the whole population, and try to estimate what people are eating in that way.
还有其他可以做的,比如大家正在做的这种个体调查,希望能把它做的充分些,如果有充足的随机样本,就可以从样本推断出,整个总体,从而推断哪类人有这样的饮食习惯
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They have their stereotypes that guide their answers, and the answers are not arbitrary or random.
他们的答案受到刻板印象的影响，但这些答案都不是主观臆断或随便乱答的。
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If you have an experiment and the outcome of the experiment is a number, then a random variable is the number that comes from the experiment.
如果你有一个试验,这个试验的结果是一个数,那么相对应的随机变量,指的就是这个试验结果所对应的那个数
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And then I'll create this function, d1 this distribution d 1, which will, whenever I call it, give me a random, a uniformly selected value between minus and plus volatility.
然后我会创建这个函数，这个概率分布，每次我调用这个函数的时候，他会给我返回一个随机的，按照均匀分布,从正负浮动值之间选择的值。
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This is magical thinking and it affects people because it gives them a sense of confidence and power over events that are thought to be random or uncontrollable.
这是神奇式思考,而它也影响人们,因为它给人自信和力量,去应对那些随机或者不可控的事件
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And I don't just mean throw out some random assortment of notes.
我不是说那种随机抛出各类音符的创作
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Well, recall that very basic building block we introduced 1 last week which allowed you to grab a random number between 1 and 10 or 1 or a hundred.
好吧，让我们先回想一下上周介绍过的,能产生1~10之间，或者1~100之间随机数的1,基本构建块。
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So what we have to do, of course, is take it in to the lab and do this in a more systematic way with random assignment.
因此，我们必须做的是，把实验带回实验室,在随机安排下，更系统地做这个实验。
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And the experimenter is back there with the speed knob and at random intervals he just speeds up the tape of their heart and then slows it down.
实验者回到实验室，带着录音设备,随机地,他加速了心跳的录音,然后又慢下来。
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For example, the experiment could be tossing a coin, I will call the outcome heads the number one, and I'll call the outcome tails the number zero, so I've just defined a random variable.
比方说,抛硬币的试验,我将正面向上的结果对应数字1,反面向上的结果对应数字0,这样我就定义了一个随机变量
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This is a game where you get a little plastic device, it's got 15 plastic numbers on it and one hole in this little plastic board and you can move those numbers up, down, left to right, and the goal is to take what's a random assortment of tiles and arrange them in numeric order and that's one of these little things you can play sort of absentmindedly.
在这个游戏中，你会拿到一个可塑的装置，上面有15个数字和一个孔,你可以将数字上下移动，左右移动，目标就是,拿到一个随机的组合后,将其按数字顺序排列,这个你可以随便玩玩。
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You spin this big wheel and it rotates for a while and then it stops at one number, but obviously a random number, because this wheel of fortune had all the numbers from zero to one hundred.
你转动那个大轮盘,它会旋转一会儿,最后停在一个数字上,显然是一个随机数,因为幸运轮盘可以指向,0到100的的任何数
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Let me give you, I'm going to create, q a polar point, I'm going to call it q, and we'll give it some random values.
让我给大家讲解下，我要去创建，一个极坐标点，然后我会去命名它为，然后我给它赋一些随机的值，好，现在我想知道。
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