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忒弥斯的蒙眼布 · 2020年01月29日

问一道题：NO.PZ2017092702000044 [ CFA I ]

  1. CFA I
  2. Quantitative

看不太懂，48次又是怎么来的？问题如下图：

选项：

A.

B.

C.

解释：

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1 个答案

星星_品职助教 · 2020年02月03日

同学你好，

每个月统计一次，2010.1-2013.12一共是48个月。

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