we have Nala and he meets this man, Rituparna, and this is where a probability theory apparently comes in.
有那勒,他遇到的这个人,叫睿都巴若那,这就到了讲概率论的时候了
The other thing that we looked at, which I want to stress again and I'll stress it as many times as I can fit it into lecture, because this is something that confuses students when they're trying to identify, for example, different nodes or areas of no probability.
另外一个我们要考虑的事情,我想再强调一次,而且我以后会在课上强调很多次,因为它很容易让人混淆,这就是当你们在确认,节点或者零概率点时候。
It's interesting that this person uses the word calculation; this person has the idea--this was-- 1600 was around the year when probability theory was invented.
有意思的是,这个人用了"计算"这个词,这个人想到了这个主意,概率论正是1600年左右产生的
If you're trying to prevent a disease that only occurs at a rate of 20 per 100,000 people you have to give the vaccine to millions in order to see if the number goes down.
如果你尝试去防治一个,发病概率为十万分之二十人的疾病,那么就必须将疫苗分发给数百万人,以观察疫苗能否降低发病率
So, they started to do collecting of data on mortality and they developed something called actuarial science, which is estimating the probability of people living.
他们开始收集死亡率的数据,并且发展出精算学,用来估算人在各年龄段死亡的概率
应用推荐