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CFA二级
包含CFA二级传统在线课程、通关课程及试题相关提问答疑;
1/书上第11页这个散点图,画红框那里,从图中可以看出自变量SMB和因变量Y之间无显著线性关系,也解释了表4里面的SMB是显著的,但是我从表4的那几个参数中没有看出来是显著的啊,请老师帮忙看看.2/另外,第12页的表4和表5不是一样的嘛,书里列两个表干嘛?
这个Example里的Sensitivity是如何算出来的,想让老师从实际角度解释下,便于理解加深记忆。比如“sensitivity to inflation factor”中,inflation factor的expected reward如何计算,以及对应的β如何计算
已解决原版书的Module 7 Big Data Projects的EXAMPLE 5 Textual Feature Representations for ML Model Building 的两个问题都没有看懂,基础课上也没有讲到相关知识。1. Describe three textual feature representations that Lee and Kim should consider for their text data. 和2. Describe a rationale for adopting each of the three textual feature representations identified in Question 1. 求讲解,谢谢!
已解决精品问答
- Q6,为啥要少抽失败的,少抽不就不能真实反应情况了吗?
- Q3:解析里面Team Purple’s conclusion (the externalities associated with human capital is the most important determinant in predicting the occurence of convergence) implies that the production function is a straight line, and is compatible with non-convergence.这段话中 externalities associated with human capital具体是什么?怎么得到the production function is a straight line这个结论呢?
- 这题为什么是选C?
- 老师,第二题可以在解释一下原理吗?
- CDS的long和short是不是反过来的?就是long CDS代表看涨目标公司credit,所以是卖出一份CDS合约?
- 为啥accrued interest over contract life是0?
- 老師您好,Q1關於future price不太理解
- BG检验就是T检验吗?如果理解错误的话 T检验是什么?





