Without showing your neighbor what you're doing, put in the box below a whole number between 1 and a 100 We will calculate the average number chosen in the class.

从1到100之间选择一个号码填到,下面的方框内,不要让你同桌看到,我们会计算全班的平均数

耶鲁公开课 - 博弈论课程节选