NO.PZ2017092702000061
问题如下：
Which probability estimate most likely varies greatly between people?
选项：
A. An a priori probability
B. An empirical probability
C. A subjective probability
解释：
C is correct.
A subjective probability draws on personal or subjective judgment that may be without reference to any particular data.
主观概率是基于个人或主观判断，不参考任何特定数据。
在讲义哪一页？不记得区别了，麻烦截下原本书上的定义
