James · 2024年01月05日

没看懂答案解释

1. CFA I
2. Quantitative

* 问题详情，请 查看题干

NO.PZ202306130100003308

问题如下：

Based on Exhibit 2, the short interest ratio expected for MQD Corporation is

closest to:

选项：

A.

3.8339

B.

5.4975

C.

6.2462

解释：

A is correct. The predicted value of the short interest ratio = 5.4975 + (−4.1589 ×0.40) = 5.4975 − 1.6636 = 3.8339.

解释里面的0.40从哪里来的呀？