We would not expect that the mean should be over 160, or in one case, 150, after only 100 days trading, right?
我们本来觉得平均值应该大于160。,或者在一个例子中是150,这是100天之后的?
Not in the next problems set but in the problem set after that, we'll be exploiting that facility of dictionaries. All right.
好,下一个问题是,我们如何来利用,字典的便利性,好。
And I talked about eradicating smallpox in 1977, right when officially the last case was reported, and it was certified to be eradicated shortly after that.
我刚刚已经讲了一九七七年根除天花,当时发布了最后一例官方报告,自此之后,天花已经确认根除
Now, I could go on right the way through here, but I'm going to stop because it gets to be a bit boring after a while.
我可以就这样一直算下去,但是还是到此为止吧,因为再这样下去会很无聊
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