投資型保單試題解不出來 - 證照
By Jessica
at 2011-06-19T18:58
at 2011-06-19T18:58
Table of Contents
96年版
p214 44題
假設A股票及B股票的報酬率分別為40%以及30%,
報酬標準差分別為50%及40%,
假設投資於A股票及B股票的權數分別為50%以及50%,
此投資組合的期望報酬率的標準差為40.31%,
試求這兩支股票的相關係數
ans(3)介於0.5與0.7之間
有好心人可教我嗎?
--
p214 44題
假設A股票及B股票的報酬率分別為40%以及30%,
報酬標準差分別為50%及40%,
假設投資於A股票及B股票的權數分別為50%以及50%,
此投資組合的期望報酬率的標準差為40.31%,
試求這兩支股票的相關係數
ans(3)介於0.5與0.7之間
有好心人可教我嗎?
--
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