And there is no belief you could possibly hold given these numbers in this game that could ever rationalize shooting the ball to the middle.

在给出的这些数据下,无论你认为门将有多大概率会扑向右路,从中路射门绝对不是一个合理的选择

耶鲁公开课 - 博弈论课程节选

Because the square root of 10,000 is 100, whatever the standard deviation of the portfolio is, you would divide it by 100 and it would become really small.

因为一万的平方根是一百，无论这个投资组合的标准差是多大，当除以100后就都变得很小很小了。

耶鲁公开课 - 金融市场课程节选