No.PZ2016062402000023 (选择题)来源: Handbook
Which of the following statements about the linear regression of the return of a portfolio over the return of its benchmark presented below are correct?
老师您好，这里的标准差，为什么是百分号为单位的呢，是根据return来的吗？那对于其他题目来说也可以用类似的判断方式吗
