能在规定的时间内将CFA考试题做对?

备考CFA考试是不是掌握了CFA知识?CFA考试题是不是已经做好了?是不是掌握了考试题?能在规定的时间内将CFA考试题做对?这在考试中是很重要的,需要考生在备考中加强练习的,有需要跟着小编一起看看吧!

A sample of 240 managed portfolios has a mean annual return of 0.11 and a standard deviation of returns of 0.23. The standard error of the sample mean is closest to:

A. 0.01485.

B. 0.00096.

C. 0.00710.

解析:选A。样本标准误 = 总体标准差 / 样本量的平方根 = 0.23 / (240)^0.5 = 0.01485

CFA备考怎么能少了CFA备考资料呢?小编为各位考生准备了CFA备考资料,有需要可以点击下方链接获取!

戳:各科必背定义+历年真题中文解析+学习备考资料(PDF版)

A fund manager would like to estimate the probability of a daily loss higher than 5% on the fund he manages. He decides to use a method that uses the relative frequency of occurrence based on historical data. The resulting probability is best described as a(n):

A. subjective probability.

B. a priori probability.

C. empirical probability.

解析:选C。要区分几种概率的定义:

经验概率(empirical probability):根据历史数据来估计

先验概率(priori probability):通过对问题的推理来推断出概率

其中,经验概率与先验概率属于客观概率(objective probabilities)

主观概率(subjective probability):基于个人或主观判断

备考CFA除了掌握CFA知识外,需要考生练习CFA考试题,有需要CFA考试题练习的可以到融跃CFA官网上看看,这边有CFA考试题库可以协助考生练习,有需要可以在线咨询或者添加老师微信:rongyuejiaoyu