單項選擇題由64名超市顧客組成的隨機樣本顯示顧客的平均消費金額為43美元。假設(shè)該分布符合正態(tài)分布,且總體標準差為15美元,則總體平均值的90%的置信區(qū)間最接近于()

A、41.085~44.915
B、40.218~45.782
C、39.916~46.084


您可能感興趣的試卷

最新試題

Which of the following statements is least likely to be an assumption about investor behaviour underlying the Markowitz model?()

題型:單項選擇題

債券的買賣差價最直接受到什么影響()。

題型:單項選擇題

An analyst is developing net present value (NPV)profiles for two investment projects.The only difference between the two projects is that Project 1 is expected to receive larger cash flows early in the life of the project,while Project 2 is expected to receive larger cash flows late in the life of the project.The sensitivities of the projects’NPVs to changes in the discount rate is best described as:()

題型:單項選擇題

Which of the following performance measures most likely relies on systematic risk as opposed to total risk when calculating risk-adjusted return?()

題型:單項選擇題

The stock of GBK Corporation has a beta of 0.65.If the risk-free rate of return is 3% and the expected market return is 9%,the expected return for GBK is closest to()

題型:單項選擇題

According to the Capital Asset Pricing Model (CAPM),the market portfolio()

題型:單項選擇題

分析者使用了下列信息形成了一組價值加權(quán)指數(shù):假設(shè)12月31日,20X5初始的指數(shù)價值為100,那么最后20X6的價值加權(quán)指數(shù)最接近()。

題型:單項選擇題

一家公司每股股票的現(xiàn)期價格為$50,并且提供了如下資料給股東:股本回報率:15%目標留存比率:60%現(xiàn)期普股股息:2.40必要普通權(quán)益報酬率:15%個股貝塔系數(shù):0.8;通過這些數(shù)據(jù)分析,我們可以得出隱含的股價是()。

題型:單項選擇題

再投資風險()。

題型:單項選擇題

菲費爾公司公布了如下財政數(shù)據(jù):營運利潤率:10%資產(chǎn)周轉(zhuǎn)率:4.0x財務(wù)杠桿率:1.2x有效所得稅率:30%銷售額:$100,000,000;假設(shè)這家公司沒有拖欠任何債務(wù),它的股本回報率最接近()。

題型:單項選擇題