[{"data":1,"prerenderedAt":45},["ShallowReactive",2],{"q-sec_sr_invest-115-2-032":3},{"exam":4,"examName":5,"chapterSlug":6,"question":7,"related":22},"sec_sr_invest","證券商高級業務員資格測驗——證券投資與財務分析(試卷「投資學」)","c5",{"id":8,"exam":4,"session":9,"qno":10,"question":11,"options":12,"answer":17,"chapter":18,"freq":19,"explanation":20,"difficulty":21},"sec_sr_invest-115-2-032","115-2",32,"小明將其所有財富的 40%投資於風險性資產，該風險性資產的預期報酬率為 15%，變異數為0.04；再將剩餘之 60%投資於國庫券(無風險)，且報酬率為 6%。則試問其以上之投資組合的預期報酬率及標準差(風險)分別為：",[13,14,15,16],"0.114；0.12","0.096；0.10","0.08；0.12","0.096；0.08",3,"風險與報酬",1,"風險性資產與無風險資產搭配時，預期報酬率是單純的加權平均：E(Rp) ＝ 0.4 × 15% ＋ 0.6 × 6% ＝ 6% ＋ 3.6% ＝ 0.096。標準差則不同，國庫券報酬固定、標準差為零，也與風險性資產沒有相關性，因此組合標準差只剩風險性資產那一部分：先求其標準差 ＝ √0.04 ＝ 0.2，再乘上權重 0.4，得 0.08，故選 (D)。最常見的錯誤是把變異數 0.04 直接當標準差用，或誤以為標準差也要對無風險部位加權平均。(B) 標準差誤用 0.10，(A)(C) 報酬率已算錯。","hard",[23,26,30,34,38,41],{"id":24,"question":25,"qno":17},"sec_sr_invest-114-3-002","何者「不是」用來衡量投資風險的方法？",{"id":27,"question":28,"qno":29},"sec_sr_invest-114-3-004","投資風險性資產的報酬率與無風險利率的差額，稱之為？",4,{"id":31,"question":32,"qno":33},"sec_sr_invest-114-3-043","X 股票的β值(Beta)為 1.6，Y 股票的β值(Beta)為 0.8，下列敘述何者正確？",43,{"id":35,"question":36,"qno":37},"sec_sr_invest-115-1-018","變異數及貝它係數都可用來衡量風險，兩者不同之處在於：",18,{"id":39,"question":40,"qno":33},"sec_sr_invest-115-1-043","甲證券的報酬率標準差等於 35%，乙證券的報酬率標準差等於 25%，則下列敘述何者正確？",{"id":42,"question":43,"qno":44},"sec_sr_invest-115-2-034","以下風險來源中，哪一項與通貨膨脹最直接相關？",34,1785904144130]