Twenty,25% percent of you might end up with some sort of a C.
还有四分之一的人以70分结课。
How many would vote for choice C here?
多少人投票给选项C
That's not literally true. I'm going to squeeze it a bit, I'm going to curve it a bit, so actually slightly fewer than a sixth will get straight A's, and fewer than a sixth will get C's and below.
但我可能稍微压缩下分数段,我会让分数段更有弹性,实际上略少于六分之一的人会得到A,略少于六分之一会得到C
A to B is one distance, which is a large one, and B to C is only half that distance, and that's because of the way the Greeks laid this thing out with their two to one ratios, three to two ratios and so on.
到B是一个距离,比较大,而B到C只有半个距离,因为希腊人,用诸如二比一,三比二,之类的频率比来安排音阶
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