FRM-金融风险管理师
FRM一级每日一题【风险管理基础20-定量分析-统计基础（Ⅱ）】Exercise:Adam Farman has been asked to estimate the volatility of a technology stock index. He has identified a statistic which has an expected value equal to the population volatility and ……更多内容：🔗 网页链接 展开全文原微博