And in 2005, we had a class that didn't trust each other at all I guess, because the average was twenty-three.
在2005年,我想有这个班的同学并不互相信任,因为平均值是23
I'm guessing the average number in the class now is probably about 3 or 4, maybe even lower.
我猜这次的平均数字大约在3或者4,甚至可能更低
7 We have a class average of about 77%.
我们班平均分。
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
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