[{"data":1,"prerenderedAt":42},["ShallowReactive",2],{"q-sec_sr_invest-115-1-029":3},{"exam":4,"examName":5,"chapterSlug":6,"question":7,"related":21},"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」)","c12",{"id":8,"exam":4,"session":9,"qno":10,"question":11,"options":12,"answer":17,"chapter":18,"freq":17,"explanation":19,"difficulty":20},"sec_sr_invest-115-1-029","115-1",29,"有一投資組合過去 10 年的平均年報酬率為 12%，標準差為 50%，無風險利率為 4%，貝他係數為1.2，請試算其夏普指數為多少？",[13,14,15,16],"0.8","0.16","1.6","1.25",1,"投資績效評估與資產配置","夏普指數衡量的是每單位「總風險」所獲得的超額報酬，公式為投資組合報酬減去無風險利率，再除以投資組合報酬的標準差。將題目數據代入，分子為百分之十二減百分之四等於百分之八，分母為標準差百分之五十，八除以五十等於零點一六，故 (B) 為正解。此題的關鍵陷阱在於題目同時給了貝他係數一點二，但夏普指數的分母是標準差（總風險），並不使用貝他，貝他是用於崔納指數（Treynor）的分母，兩者切勿混用。(A) 零點八可能是誤把分母改成別的數字；(C) 一點六是小數點位置算錯放大十倍；(D) 一點二五則是誤用貝他或其他數值計算的結果。務必記住夏普用標準差、崔納用貝他，本題屬夏普，答案為零點一六。","easy",[22,26,30,34,38],{"id":23,"question":24,"qno":25},"sec_sr_invest-114-3-048","有關經理人選股能力的敘述，何者正確？",41,{"id":27,"question":28,"qno":29},"sec_sr_invest-114-3-049","在投資組合績效評估中，崔納（Treynor）指標的計算方式為：",49,{"id":31,"question":32,"qno":33},"sec_sr_invest-115-1-047","當投資者判斷市場處於空頭行情時，以下哪項策略不適合？",47,{"id":35,"question":36,"qno":37},"sec_sr_invest-115-2-005","有一投資組合過去 10 年的平均年報酬率為 12%，標準差為 50%，無風險利率為 4%，貝它係數為 1.2，請試算其夏普指數為多少？",5,{"id":39,"question":40,"qno":41},"sec_sr_invest-115-2-044","當投資者判斷市場處於空頭行情時，不應採取下列何者策略？",44,1787293958491]