You own a $1,000-par zero-coupon bond that has 5 years of re

meng18552022-10-04 11:39:541条回答

You own a $1,000-par zero-coupon bond that has 5 years of remaining maturity.You plan on selling the bond in one year,and believe that the required yield next year will have the following probability distribution:
Probability Required Yield
0.1 6.60%
0.2 6.75%
0.4 7.00%
0.2 7.20%
0.1 7.45%
a.What is your expected price when you sell the bond?
b.What is the standard deviation?

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wzk2000cn 共回答了18个问题 | 采纳率94.4%: E(p)=0.1 * 6.60% +0.2 * 6.75% +0.4 * 7.00% +0.2 * 7.20% +0.1 * 7.45%
标准离差率是有公式的具体你找下吧也不难算
你用的是国外数学教材?英语教材不会出这样题目的; 1年前

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B.20%.非常确定!

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The amount of the bill is around US$1,000. 全都用了1年前1: 天天都跳忠字舞共回答了16个问题 | 采纳率87.5%

票据上的金额约为1000美元

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Einstein once refused to speak on the radio _____ $1,000 a m Einstein once refused to speak on the radio _____ $1,000 a minute. Another time he was seen using a check _____ $ 1,500 as a bookmark. [ ] A. for; of B. for; for C. at; for D. at; at 火中鸟-1年前1: xx岛共回答了12个问题 | 采纳率91.7%

B

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英语理解3In 1908 Lord Northcliffe offered a prize of $1,000 to t 英语理解3 In 1908 Lord Northcliffe offered a prize of $1,000 to the first man who would fly across the English Channel.Over a year passed before the first attempt was made.On July 19th,1909,in the early morning,Hubert Latham took off from the French coast in his plane the 'Antoinette IV.' He had travelled only seven miles across the Channel when his engine failed and he was forced to land on sea.The 'Antoinette' floated on the water until Latham was picked up by a ship. 原文翻译：1909年7月19日凌晨,休伯特.莱瑟姆驾驶“安特瓦特4号”飞机从法国海岸起飞,但他只在海峡上空飞行7英里,引擎就发生了故障,他只好降落在海面上.“安特瓦特”号飞机在海上漂浮,后来有船经过,莱瑟姆方才获救. 请问：最后一句怎么翻译成【有船经过... zy8091年前1: 爱上他我很痛苦共回答了25个问题 | 采纳率92%

picked up by a ship直译为被一艘船拾起
最后一句也就直译为“安特瓦特”号飞机在海上漂浮直到被一艘船拾起.
没说船怎么来的,可能是经过.
原文翻译“后来有船经过,莱瑟姆方才获救.”这样翻译比较符合中文语境

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A

考查名词性从句。whoever无论谁，引导宾语从句，在从句中作主语，根据句意选A。

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A reward of $1,000 will be given to A reward of $1,000 will be given to can provide any clues to the case which has been investigated by the police for nearly half a year. A．whoever B．whomever C．anyone D．who 球友小羽1年前1: liazi1984 共回答了18个问题 | 采纳率83.3%

A

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You own a $1,000-par zero-coupon bond that has 5 years of re

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